diff --git a/eslint-config.yaml b/eslint-config.yaml
index da28a00ad4..6021c3b721 100644
--- a/eslint-config.yaml
+++ b/eslint-config.yaml
@@ -1,5 +1,6 @@
 ---
 env:
+  es2020: true
   jest: true
   node: true
 
@@ -10,9 +11,9 @@ plugins:
 
 parser: '@typescript-eslint/parser'
 parserOptions:
-  ecmaVersion: 2018
+  ecmaVersion: 2020
   impliedStrict: true
-  sourceType: module
+  sourceType: script
   project: ./**/tsconfig.json
 
 extends:
diff --git a/gh-pages/content/user-guides/lib-author/configuration/index.md b/gh-pages/content/user-guides/lib-author/configuration/index.md
index ee16302496..32c77a84fc 100644
--- a/gh-pages/content/user-guides/lib-author/configuration/index.md
+++ b/gh-pages/content/user-guides/lib-author/configuration/index.md
@@ -193,6 +193,10 @@ are set in the `jsii.tsc` section of the `package.json` file, but use the same n
   `declarationMap`), or to optimize the emitted code size (by disabling source maps entirely).
   + if any of these options is specified, the source map configuration will exactly match what is being provided here
   + If none are specified, the default settings will be used: `#!ts { inlineSourceMap: true, inlineSources: true }`
+- `types` allows limiting which visible type libraries get loaded in the global scope by the typescript compiler. By
+  default, all visible `@types/*` packages will be loaded, which can be undesirable (in particular in monorepos, where
+  some type libraries are not compatible with the TypeScript compiler version that `jsii` uses). The value specified
+  here will be forwarded as-is to the TypeScript compiler.
 
 Refer to the [TypeScript compiler options reference][ts-options] for more information about those options.
 
diff --git a/jest.config.ts b/jest.config.mjs
similarity index 83%
rename from jest.config.ts
rename to jest.config.mjs
index e2c3fd3694..baa0673ec4 100644
--- a/jest.config.ts
+++ b/jest.config.mjs
@@ -1,4 +1,4 @@
-import type { Config } from '@jest/types';
+import jest from '@jest/types';
 import { defaults } from 'jest-config';
 import { cpus } from 'os';
 import { env } from 'process';
@@ -10,8 +10,10 @@ import { env } from 'process';
  * be overridden (for example, the coverage threshold), then a new
  * `jest.config.ts` file should be created that imports from this one and
  * modifies just what needs to be modified, typically using `overriddenConfig`.
+ *
+ * @type {jest.Config.InitialOptions}
  */
-const config: Config.InitialOptions = {
+const config = {
   ...defaults,
 
   collectCoverage: true,
@@ -41,19 +43,21 @@ const config: Config.InitialOptions = {
  * operation works deeply on objects, but overrides that are not objects (e.g:
  * arrays, strings, ...) simply replace the original value.
  *
- * @param overrides values to be used for overriding the orignal configuration.
+ * @param {jest.Config.InitialOptions} overrides values to be used for overriding the orignal configuration.
+ *
+ * @return {jest.Config.InitialOptions}
  */
-export function overriddenConfig(overrides: Config.InitialOptions) {
+export function overriddenConfig(overrides) {
   return merge(config, overrides);
 
-  function merge<T>(original: T, override: T): T {
+  function merge(original, override) {
     if (typeof original === 'object') {
       // Arrays are objects, too!
       if (Array.isArray(override)) {
         return override;
       }
 
-      const result: any = {};
+      const result = {};
       const allKeys = new Set([
         ...Object.keys(original),
         ...Object.keys(override),
@@ -61,12 +65,9 @@ export function overriddenConfig(overrides: Config.InitialOptions) {
 
       // TypeScript appears to choke if we do the "as any" in the same
       // expression as the key access, so we delcare surrogate varibales...
-      const originalAsAny = original as any;
-      const overrideAsAny = override as any;
-
       for (const key of Array.from(allKeys).sort()) {
-        const originalValue: unknown = originalAsAny[key];
-        const overrideValue: unknown = overrideAsAny[key];
+        const originalValue = original[key];
+        const overrideValue = override[key];
         if (originalValue == null) {
           result[key] = overrideValue;
         } else if (overrideValue == null) {
diff --git a/package.json b/package.json
index 04f6ae1dcd..28c8101847 100644
--- a/package.json
+++ b/package.json
@@ -50,10 +50,14 @@
     ],
     "nohoist": [
       "**/@fixtures/jsii-calc-bundled",
-      "**/@fixtures/jsii-calc-bundled/**"
+      "**/@fixtures/jsii-calc-bundled/**",
+      "**/typescript"
     ]
   },
   "resolutions": {
-    "@types/prettier": "2.6.0"
+    "minipass": "3.2.1"
+  },
+  "resolutions_info": {
+    "minipass": "https://github.com/DefinitelyTyped/DefinitelyTyped/discussions/60901"
   }
 }
diff --git a/packages/@jsii/benchmarks/lib/suite/aws-cdk-lib/build-with-jsii.ts b/packages/@jsii/benchmarks/lib/suite/aws-cdk-lib/build-with-jsii.ts
index c14cbf071e..c2827420c2 100644
--- a/packages/@jsii/benchmarks/lib/suite/aws-cdk-lib/build-with-jsii.ts
+++ b/packages/@jsii/benchmarks/lib/suite/aws-cdk-lib/build-with-jsii.ts
@@ -2,7 +2,7 @@ import { Compiler } from 'jsii/lib/compiler';
 import { loadProjectInfo } from 'jsii/lib/project-info';
 import * as path from 'node:path';
 import * as process from 'node:process';
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import type { Context } from '.';
 
diff --git a/packages/@jsii/benchmarks/lib/suite/aws-cdk-lib/build-with-tsc.ts b/packages/@jsii/benchmarks/lib/suite/aws-cdk-lib/build-with-tsc.ts
index d14b2d81a4..2afb79ff1c 100644
--- a/packages/@jsii/benchmarks/lib/suite/aws-cdk-lib/build-with-tsc.ts
+++ b/packages/@jsii/benchmarks/lib/suite/aws-cdk-lib/build-with-tsc.ts
@@ -1,7 +1,7 @@
 import * as fs from 'fs-extra';
 import * as path from 'node:path';
 import * as process from 'node:process';
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import type { Context } from '.';
 
diff --git a/packages/@jsii/benchmarks/package.json b/packages/@jsii/benchmarks/package.json
index 9e0ddc7cd0..6226d3978d 100644
--- a/packages/@jsii/benchmarks/package.json
+++ b/packages/@jsii/benchmarks/package.json
@@ -9,7 +9,7 @@
     "jsii": "^0.0.0",
     "npm": "^8.12.1",
     "tar": "^6.1.11",
-    "typescript-3.9": "npm:typescript@~3.9.10",
+    "typescript": "~3.9.10",
     "yargs": "^16.2.0"
   },
   "devDependencies": {
diff --git a/packages/@jsii/benchmarks/scripts/snapshot-package.ts b/packages/@jsii/benchmarks/scripts/snapshot-package.ts
index b991cd6174..08dd881bee 100644
--- a/packages/@jsii/benchmarks/scripts/snapshot-package.ts
+++ b/packages/@jsii/benchmarks/scripts/snapshot-package.ts
@@ -4,7 +4,7 @@ import * as glob from 'glob';
 import * as os from 'os';
 import * as path from 'path';
 import * as tar from 'tar';
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import { cdkTagv2_21_1, cdkv2_21_1 } from '../lib/constants';
 
diff --git a/packages/@jsii/runtime/jest.config.ts b/packages/@jsii/check-node/jest.config.mjs
similarity index 80%
rename from packages/@jsii/runtime/jest.config.ts
rename to packages/@jsii/check-node/jest.config.mjs
index 84550ec62b..71d86a8a63 100644
--- a/packages/@jsii/runtime/jest.config.ts
+++ b/packages/@jsii/check-node/jest.config.mjs
@@ -1,4 +1,4 @@
-import { overriddenConfig } from '../../../jest.config';
+import { overriddenConfig } from '../../../jest.config.mjs';
 
 export default overriddenConfig({
   coveragePathIgnorePatterns: [
diff --git a/packages/@jsii/integ-test/jest.config.ts b/packages/@jsii/integ-test/jest.config.mjs
similarity index 66%
rename from packages/@jsii/integ-test/jest.config.ts
rename to packages/@jsii/integ-test/jest.config.mjs
index 8b3086802b..a3f7e990a9 100644
--- a/packages/@jsii/integ-test/jest.config.ts
+++ b/packages/@jsii/integ-test/jest.config.mjs
@@ -1,4 +1,4 @@
-import { overriddenConfig } from '../../../jest.config';
+import { overriddenConfig } from '../../../jest.config.mjs';
 
 export default overriddenConfig({
   // We don't need coverage for the integration tests
diff --git a/packages/@jsii/kernel/jest.config.mjs b/packages/@jsii/kernel/jest.config.mjs
new file mode 100644
index 0000000000..2e86e6e3ff
--- /dev/null
+++ b/packages/@jsii/kernel/jest.config.mjs
@@ -0,0 +1,3 @@
+import config from '../../../jest.config.mjs';
+
+export default config;
diff --git a/packages/@jsii/kernel/jest.config.ts b/packages/@jsii/kernel/jest.config.ts
deleted file mode 100644
index 6da6af03e8..0000000000
--- a/packages/@jsii/kernel/jest.config.ts
+++ /dev/null
@@ -1,3 +0,0 @@
-import config from '../../../jest.config';
-
-export default config;
diff --git a/packages/@jsii/check-node/jest.config.ts b/packages/@jsii/runtime/jest.config.mjs
similarity index 80%
rename from packages/@jsii/check-node/jest.config.ts
rename to packages/@jsii/runtime/jest.config.mjs
index 84550ec62b..71d86a8a63 100644
--- a/packages/@jsii/check-node/jest.config.ts
+++ b/packages/@jsii/runtime/jest.config.mjs
@@ -1,4 +1,4 @@
-import { overriddenConfig } from '../../../jest.config';
+import { overriddenConfig } from '../../../jest.config.mjs';
 
 export default overriddenConfig({
   coveragePathIgnorePatterns: [
diff --git a/packages/@jsii/spec/jest.config.ts b/packages/@jsii/spec/jest.config.mjs
similarity index 63%
rename from packages/@jsii/spec/jest.config.ts
rename to packages/@jsii/spec/jest.config.mjs
index 2ca2a39215..f9dfa4ffe9 100644
--- a/packages/@jsii/spec/jest.config.ts
+++ b/packages/@jsii/spec/jest.config.mjs
@@ -1,4 +1,4 @@
-import { overriddenConfig } from '../../../jest.config';
+import { overriddenConfig } from '../../../jest.config.mjs';
 
 export default overriddenConfig({
   coverageThreshold: {
diff --git a/packages/@scope/jsii-calc-base-of-base/package.json b/packages/@scope/jsii-calc-base-of-base/package.json
index 003f1b0e57..185e187c3b 100644
--- a/packages/@scope/jsii-calc-base-of-base/package.json
+++ b/packages/@scope/jsii-calc-base-of-base/package.json
@@ -58,7 +58,8 @@
     },
     "tsc": {
       "outDir": "./build",
-      "rootDir": "."
+      "rootDir": ".",
+      "types": []
     },
     "versionFormat": "short",
     "metadata": {
diff --git a/packages/@scope/jsii-calc-base/package.json b/packages/@scope/jsii-calc-base/package.json
index 184e26ce09..602e7446b3 100644
--- a/packages/@scope/jsii-calc-base/package.json
+++ b/packages/@scope/jsii-calc-base/package.json
@@ -72,6 +72,9 @@
         "module": "scope.jsii_calc_base"
       }
     },
+    "tsc": {
+      "types": []
+    },
     "versionFormat": "short"
   }
 }
diff --git a/packages/@scope/jsii-calc-lib/package.json b/packages/@scope/jsii-calc-lib/package.json
index 81217b3e7d..5f44f71d9c 100644
--- a/packages/@scope/jsii-calc-lib/package.json
+++ b/packages/@scope/jsii-calc-lib/package.json
@@ -70,7 +70,8 @@
     },
     "tsc": {
       "outDir": "build",
-      "sourceMap": false
+      "sourceMap": false,
+      "types": []
     },
     "versionFormat": "short",
     "metadata": {
diff --git a/packages/codemaker/jest.config.mjs b/packages/codemaker/jest.config.mjs
new file mode 100644
index 0000000000..7bc6eadd1b
--- /dev/null
+++ b/packages/codemaker/jest.config.mjs
@@ -0,0 +1,3 @@
+import config from '../../jest.config.mjs';
+
+export default config;
diff --git a/packages/codemaker/jest.config.ts b/packages/codemaker/jest.config.ts
deleted file mode 100644
index e37577d92f..0000000000
--- a/packages/codemaker/jest.config.ts
+++ /dev/null
@@ -1,3 +0,0 @@
-import config from '../../jest.config';
-
-export default config;
diff --git a/packages/jsii-calc/package.json b/packages/jsii-calc/package.json
index 84627a8257..c89e77a126 100644
--- a/packages/jsii-calc/package.json
+++ b/packages/jsii-calc/package.json
@@ -81,6 +81,11 @@
         ]
       }
     },
+    "tsc": {
+      "types": [
+        "node"
+      ]
+    },
     "metadata": {
       "jsii:boolean": true,
       "jsii:number": 1337,
diff --git a/packages/jsii-config/jest.config.mjs b/packages/jsii-config/jest.config.mjs
new file mode 100644
index 0000000000..7bc6eadd1b
--- /dev/null
+++ b/packages/jsii-config/jest.config.mjs
@@ -0,0 +1,3 @@
+import config from '../../jest.config.mjs';
+
+export default config;
diff --git a/packages/jsii-config/jest.config.ts b/packages/jsii-config/jest.config.ts
deleted file mode 100644
index e37577d92f..0000000000
--- a/packages/jsii-config/jest.config.ts
+++ /dev/null
@@ -1,3 +0,0 @@
-import config from '../../jest.config';
-
-export default config;
diff --git a/packages/jsii-diff/jest.config.mjs b/packages/jsii-diff/jest.config.mjs
new file mode 100644
index 0000000000..7bc6eadd1b
--- /dev/null
+++ b/packages/jsii-diff/jest.config.mjs
@@ -0,0 +1,3 @@
+import config from '../../jest.config.mjs';
+
+export default config;
diff --git a/packages/jsii-diff/jest.config.ts b/packages/jsii-diff/jest.config.ts
deleted file mode 100644
index e37577d92f..0000000000
--- a/packages/jsii-diff/jest.config.ts
+++ /dev/null
@@ -1,3 +0,0 @@
-import config from '../../jest.config';
-
-export default config;
diff --git a/packages/jsii-pacmak/jest.config.ts b/packages/jsii-pacmak/jest.config.mjs
similarity index 64%
rename from packages/jsii-pacmak/jest.config.ts
rename to packages/jsii-pacmak/jest.config.mjs
index 88e4ce53d5..c8a833168e 100644
--- a/packages/jsii-pacmak/jest.config.ts
+++ b/packages/jsii-pacmak/jest.config.mjs
@@ -1,4 +1,4 @@
-import { overriddenConfig } from '../../jest.config';
+import { overriddenConfig } from '../../jest.config.mjs';
 
 export default overriddenConfig({
   coveragePathIgnorePatterns: ['/node_modules/', '<rootDir>/test'],
diff --git a/packages/jsii-reflect/jest.config.ts b/packages/jsii-reflect/jest.config.mjs
similarity index 69%
rename from packages/jsii-reflect/jest.config.ts
rename to packages/jsii-reflect/jest.config.mjs
index 623c3a4854..eb0980fac2 100644
--- a/packages/jsii-reflect/jest.config.ts
+++ b/packages/jsii-reflect/jest.config.mjs
@@ -1,4 +1,4 @@
-import { overriddenConfig } from '../../jest.config';
+import { overriddenConfig } from '../../jest.config.mjs';
 
 export default overriddenConfig({
   coverageThreshold: {
diff --git a/packages/jsii-rosetta/jest.config.mjs b/packages/jsii-rosetta/jest.config.mjs
new file mode 100644
index 0000000000..11cd59aafc
--- /dev/null
+++ b/packages/jsii-rosetta/jest.config.mjs
@@ -0,0 +1,6 @@
+import { createRequire } from 'node:module';
+import { overriddenConfig } from '../../jest.config.mjs';
+
+export default overriddenConfig({
+  setupFiles: [createRequire(import.meta.url).resolve('./jestsetup.js')],
+});
diff --git a/packages/jsii-rosetta/jest.config.ts b/packages/jsii-rosetta/jest.config.ts
deleted file mode 100644
index e13e1670b0..0000000000
--- a/packages/jsii-rosetta/jest.config.ts
+++ /dev/null
@@ -1,7 +0,0 @@
-import { join } from 'path';
-
-import { overriddenConfig } from '../../jest.config';
-
-export default overriddenConfig({
-  setupFiles: [join(__dirname, 'jestsetup.js')],
-});
diff --git a/packages/jsii-rosetta/lib/fixtures.ts b/packages/jsii-rosetta/lib/fixtures.ts
index 2bf2fea32d..affa4283b7 100644
--- a/packages/jsii-rosetta/lib/fixtures.ts
+++ b/packages/jsii-rosetta/lib/fixtures.ts
@@ -1,6 +1,6 @@
 import * as fs from 'fs-extra';
 import * as path from 'path';
-import { createSourceFile, ScriptKind, ScriptTarget, SyntaxKind } from 'typescript-3.9';
+import { createSourceFile, ScriptKind, ScriptTarget, SyntaxKind } from 'typescript';
 
 import { TypeScriptSnippet, SnippetParameters, ApiLocation } from './snippet';
 
diff --git a/packages/jsii-rosetta/lib/jsii/jsii-types.ts b/packages/jsii-rosetta/lib/jsii/jsii-types.ts
index d831563f01..320c843dfa 100644
--- a/packages/jsii-rosetta/lib/jsii/jsii-types.ts
+++ b/packages/jsii-rosetta/lib/jsii/jsii-types.ts
@@ -1,4 +1,4 @@
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import { inferredTypeOfExpression, BuiltInType, builtInTypeName, mapElementType } from '../typescript/types';
 import { hasAnyFlag, analyzeStructType, JsiiSymbol } from './jsii-utils';
diff --git a/packages/jsii-rosetta/lib/jsii/jsii-utils.ts b/packages/jsii-rosetta/lib/jsii/jsii-utils.ts
index de2aabe018..45e94100a2 100644
--- a/packages/jsii-rosetta/lib/jsii/jsii-utils.ts
+++ b/packages/jsii-rosetta/lib/jsii/jsii-utils.ts
@@ -1,6 +1,6 @@
 import * as spec from '@jsii/spec';
 import { symbolIdentifier } from 'jsii';
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import { AstRenderer } from '../renderer';
 import { typeContainsUndefined } from '../typescript/types';
diff --git a/packages/jsii-rosetta/lib/languages/csharp.ts b/packages/jsii-rosetta/lib/languages/csharp.ts
index dc4fb147cb..acca98b23b 100644
--- a/packages/jsii-rosetta/lib/languages/csharp.ts
+++ b/packages/jsii-rosetta/lib/languages/csharp.ts
@@ -1,4 +1,4 @@
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import { determineJsiiType, JsiiType, ObjectLiteralStruct } from '../jsii/jsii-types';
 import { JsiiSymbol, simpleName, namespaceName } from '../jsii/jsii-utils';
diff --git a/packages/jsii-rosetta/lib/languages/default.ts b/packages/jsii-rosetta/lib/languages/default.ts
index 103a3015f9..bef56096fe 100644
--- a/packages/jsii-rosetta/lib/languages/default.ts
+++ b/packages/jsii-rosetta/lib/languages/default.ts
@@ -1,4 +1,4 @@
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import { analyzeObjectLiteral, ObjectLiteralStruct } from '../jsii/jsii-types';
 import { isNamedLikeStruct, isJsiiProtocolType } from '../jsii/jsii-utils';
diff --git a/packages/jsii-rosetta/lib/languages/go.ts b/packages/jsii-rosetta/lib/languages/go.ts
index dabcd58caa..9fcb50632d 100644
--- a/packages/jsii-rosetta/lib/languages/go.ts
+++ b/packages/jsii-rosetta/lib/languages/go.ts
@@ -1,7 +1,7 @@
 // import { JsiiSymbol, simpleName, namespaceName } from '../jsii/jsii-utils';
 // import { jsiiTargetParameter } from '../jsii/packages';
 import { AssertionError } from 'assert';
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import { analyzeObjectLiteral, determineJsiiType, JsiiType, ObjectLiteralStruct } from '../jsii/jsii-types';
 import { OTree } from '../o-tree';
diff --git a/packages/jsii-rosetta/lib/languages/java.ts b/packages/jsii-rosetta/lib/languages/java.ts
index 7d1f708c0f..778735731c 100644
--- a/packages/jsii-rosetta/lib/languages/java.ts
+++ b/packages/jsii-rosetta/lib/languages/java.ts
@@ -1,4 +1,4 @@
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import { determineJsiiType, JsiiType, analyzeObjectLiteral, ObjectLiteralStruct } from '../jsii/jsii-types';
 import { JsiiSymbol, simpleName, namespaceName } from '../jsii/jsii-utils';
diff --git a/packages/jsii-rosetta/lib/languages/python.ts b/packages/jsii-rosetta/lib/languages/python.ts
index f5eed1e6be..c4e1c02579 100644
--- a/packages/jsii-rosetta/lib/languages/python.ts
+++ b/packages/jsii-rosetta/lib/languages/python.ts
@@ -1,4 +1,4 @@
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import { determineJsiiType, JsiiType, ObjectLiteralStruct } from '../jsii/jsii-types';
 import {
diff --git a/packages/jsii-rosetta/lib/languages/record-references.ts b/packages/jsii-rosetta/lib/languages/record-references.ts
index 35f2647477..d53750845c 100644
--- a/packages/jsii-rosetta/lib/languages/record-references.ts
+++ b/packages/jsii-rosetta/lib/languages/record-references.ts
@@ -1,4 +1,4 @@
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import { lookupJsiiSymbol } from '../jsii/jsii-utils';
 import { TargetLanguage } from '../languages/target-language';
diff --git a/packages/jsii-rosetta/lib/languages/visualize.ts b/packages/jsii-rosetta/lib/languages/visualize.ts
index fbf252a211..6bf4c2ac4c 100644
--- a/packages/jsii-rosetta/lib/languages/visualize.ts
+++ b/packages/jsii-rosetta/lib/languages/visualize.ts
@@ -1,4 +1,4 @@
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import { OTree } from '../o-tree';
 import { AstRenderer, AstHandler, nimpl, CommentSyntax } from '../renderer';
diff --git a/packages/jsii-rosetta/lib/markdown/replace-typescript-transform.ts b/packages/jsii-rosetta/lib/markdown/replace-typescript-transform.ts
index dcc0b45470..51a0b614e0 100644
--- a/packages/jsii-rosetta/lib/markdown/replace-typescript-transform.ts
+++ b/packages/jsii-rosetta/lib/markdown/replace-typescript-transform.ts
@@ -11,7 +11,7 @@ export class ReplaceTypeScriptTransform extends ReplaceCodeTransform {
   public constructor(api: ApiLocation, strict: boolean, replacer: TypeScriptReplacer) {
     super((block, line) => {
       const languageParts = block.language ? block.language.split(' ') : [];
-      if (languageParts[0] !== 'typescript-3.9' && languageParts[0] !== 'ts') {
+      if (languageParts[0] !== 'typescript' && languageParts[0] !== 'ts') {
         return block;
       }
 
diff --git a/packages/jsii-rosetta/lib/renderer.ts b/packages/jsii-rosetta/lib/renderer.ts
index d6b7aecc41..84fdb08759 100644
--- a/packages/jsii-rosetta/lib/renderer.ts
+++ b/packages/jsii-rosetta/lib/renderer.ts
@@ -1,4 +1,4 @@
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import { TargetLanguage } from './languages';
 import { NO_SYNTAX, OTree, UnknownSyntax, Span } from './o-tree';
diff --git a/packages/jsii-rosetta/lib/rosetta-reader.ts b/packages/jsii-rosetta/lib/rosetta-reader.ts
index 3deb3dfbef..b2e4457462 100644
--- a/packages/jsii-rosetta/lib/rosetta-reader.ts
+++ b/packages/jsii-rosetta/lib/rosetta-reader.ts
@@ -259,7 +259,7 @@ export class RosettaTabletReader {
 
     const translated = this.translateSnippet(snippet, targetLang);
 
-    return translated ?? { language: 'typescript-3.9', source: example };
+    return translated ?? { language: 'typescript', source: example };
   }
 
   /**
diff --git a/packages/jsii-rosetta/lib/tablets/tablets.ts b/packages/jsii-rosetta/lib/tablets/tablets.ts
index 8121df4e0a..ac01a2a7b0 100644
--- a/packages/jsii-rosetta/lib/tablets/tablets.ts
+++ b/packages/jsii-rosetta/lib/tablets/tablets.ts
@@ -206,7 +206,7 @@ export class TranslatedSnippet {
   public get originalSource(): Translation {
     return {
       source: this.snippet.translations[ORIGINAL_SNIPPET_KEY].source,
-      language: 'typescript-3.9',
+      language: 'typescript',
       didCompile: this.snippet.didCompile,
     };
   }
diff --git a/packages/jsii-rosetta/lib/translate.ts b/packages/jsii-rosetta/lib/translate.ts
index 58fb60d186..74dfe27b16 100644
--- a/packages/jsii-rosetta/lib/translate.ts
+++ b/packages/jsii-rosetta/lib/translate.ts
@@ -1,4 +1,4 @@
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 import { inspect } from 'util';
 
 import { TARGET_LANGUAGES, TargetLanguage } from './languages';
diff --git a/packages/jsii-rosetta/lib/typescript/ast-utils.ts b/packages/jsii-rosetta/lib/typescript/ast-utils.ts
index 7d0d769a7a..27091d41b5 100644
--- a/packages/jsii-rosetta/lib/typescript/ast-utils.ts
+++ b/packages/jsii-rosetta/lib/typescript/ast-utils.ts
@@ -1,4 +1,4 @@
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import { AstRenderer } from '../renderer';
 
diff --git a/packages/jsii-rosetta/lib/typescript/imports.ts b/packages/jsii-rosetta/lib/typescript/imports.ts
index cc21bd4bbb..830bf29388 100644
--- a/packages/jsii-rosetta/lib/typescript/imports.ts
+++ b/packages/jsii-rosetta/lib/typescript/imports.ts
@@ -1,4 +1,4 @@
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import { JsiiSymbol, parentSymbol, lookupJsiiSymbolFromNode } from '../jsii/jsii-utils';
 import { AstRenderer } from '../renderer';
diff --git a/packages/jsii-rosetta/lib/typescript/syntax-kind-counter.ts b/packages/jsii-rosetta/lib/typescript/syntax-kind-counter.ts
index 1d55238859..ea594d08e6 100644
--- a/packages/jsii-rosetta/lib/typescript/syntax-kind-counter.ts
+++ b/packages/jsii-rosetta/lib/typescript/syntax-kind-counter.ts
@@ -1,4 +1,4 @@
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import { Spans } from './visible-spans';
 
diff --git a/packages/jsii-rosetta/lib/typescript/ts-compiler.ts b/packages/jsii-rosetta/lib/typescript/ts-compiler.ts
index 32f6b3060d..f053acebbe 100644
--- a/packages/jsii-rosetta/lib/typescript/ts-compiler.ts
+++ b/packages/jsii-rosetta/lib/typescript/ts-compiler.ts
@@ -1,4 +1,4 @@
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 export class TypeScriptCompiler {
   private readonly realHost = ts.createCompilerHost(STANDARD_COMPILER_OPTIONS, true);
diff --git a/packages/jsii-rosetta/lib/typescript/types.ts b/packages/jsii-rosetta/lib/typescript/types.ts
index 9d8805ec56..b5af10102a 100644
--- a/packages/jsii-rosetta/lib/typescript/types.ts
+++ b/packages/jsii-rosetta/lib/typescript/types.ts
@@ -1,4 +1,4 @@
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import { hasAllFlags, hasAnyFlag, resolveEnumLiteral, resolvedSymbolAtLocation } from '../jsii/jsii-utils';
 import { isDefined } from '../util';
diff --git a/packages/jsii-rosetta/lib/typescript/visible-spans.ts b/packages/jsii-rosetta/lib/typescript/visible-spans.ts
index f51609b81f..3a69280ef5 100644
--- a/packages/jsii-rosetta/lib/typescript/visible-spans.ts
+++ b/packages/jsii-rosetta/lib/typescript/visible-spans.ts
@@ -1,4 +1,4 @@
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import { Span } from '../o-tree';
 
diff --git a/packages/jsii-rosetta/lib/util.ts b/packages/jsii-rosetta/lib/util.ts
index c63d1c9ded..d35dd1d375 100644
--- a/packages/jsii-rosetta/lib/util.ts
+++ b/packages/jsii-rosetta/lib/util.ts
@@ -1,4 +1,4 @@
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import { RosettaDiagnostic } from './translate';
 
diff --git a/packages/jsii-rosetta/package.json b/packages/jsii-rosetta/package.json
index a1f9146108..7924551bb5 100644
--- a/packages/jsii-rosetta/package.json
+++ b/packages/jsii-rosetta/package.json
@@ -30,7 +30,7 @@
     "@jsii/spec": "0.0.0",
     "commonmark": "^0.30.0",
     "fs-extra": "^10.1.0",
-    "typescript-3.9": "npm:typescript@~3.9.10",
+    "typescript": "~3.9.10",
     "sort-json": "^2.0.1",
     "@xmldom/xmldom": "^0.8.2",
     "workerpool": "^6.2.1",
diff --git a/packages/jsii-rosetta/test/util.test.ts b/packages/jsii-rosetta/test/util.test.ts
index e71b604c52..1636cbf69e 100644
--- a/packages/jsii-rosetta/test/util.test.ts
+++ b/packages/jsii-rosetta/test/util.test.ts
@@ -1,4 +1,4 @@
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import { annotateStrictDiagnostic, hasStrictBranding } from '../lib/util';
 
diff --git a/packages/jsii/bin/jsii.ts b/packages/jsii/bin/jsii.ts
index 11a8d5d7d5..838f523fb4 100644
--- a/packages/jsii/bin/jsii.ts
+++ b/packages/jsii/bin/jsii.ts
@@ -2,7 +2,7 @@ import '@jsii/check-node/run';
 
 import * as log4js from 'log4js';
 import * as path from 'path';
-import { version as tsVersion } from 'typescript-3.9/package.json';
+import { version as tsVersion } from 'typescript/package.json';
 import * as util from 'util';
 import * as yargs from 'yargs';
 
diff --git a/packages/jsii/jest.config.mjs b/packages/jsii/jest.config.mjs
new file mode 100644
index 0000000000..7bc6eadd1b
--- /dev/null
+++ b/packages/jsii/jest.config.mjs
@@ -0,0 +1,3 @@
+import config from '../../jest.config.mjs';
+
+export default config;
diff --git a/packages/jsii/jest.config.ts b/packages/jsii/jest.config.ts
deleted file mode 100644
index e37577d92f..0000000000
--- a/packages/jsii/jest.config.ts
+++ /dev/null
@@ -1,3 +0,0 @@
-import config from '../../jest.config';
-
-export default config;
diff --git a/packages/jsii/lib/assembler.ts b/packages/jsii/lib/assembler.ts
index 1c08b77907..b442526984 100644
--- a/packages/jsii/lib/assembler.ts
+++ b/packages/jsii/lib/assembler.ts
@@ -6,7 +6,7 @@ import * as deepEqual from 'fast-deep-equal/es6';
 import * as fs from 'fs-extra';
 import * as log4js from 'log4js';
 import * as path from 'path';
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import * as Case from './case';
 import {
diff --git a/packages/jsii/lib/compiler.ts b/packages/jsii/lib/compiler.ts
index 9d0a22a1f5..3a150248e5 100644
--- a/packages/jsii/lib/compiler.ts
+++ b/packages/jsii/lib/compiler.ts
@@ -2,7 +2,7 @@ import * as chalk from 'chalk';
 import * as fs from 'fs-extra';
 import * as log4js from 'log4js';
 import * as path from 'path';
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import { Assembler } from './assembler';
 import * as Case from './case';
@@ -516,7 +516,7 @@ export class Compiler implements Emitter {
    *
    * Respects includes/excludes/etc.
    *
-   * This makes it so that running 'typescript-3.9' and running 'jsii' has the same behavior.
+   * This makes it so that running 'typescript' and running 'jsii' has the same behavior.
    */
   private determineSources(files: string[]): string[] {
     const ret = new Array<string>();
diff --git a/packages/jsii/lib/docs.ts b/packages/jsii/lib/docs.ts
index 96f6620555..9af1421c00 100644
--- a/packages/jsii/lib/docs.ts
+++ b/packages/jsii/lib/docs.ts
@@ -31,7 +31,7 @@
  * https://github.com/Microsoft/tsdoc/blob/master/api-demo/src/advancedDemo.ts
  */
 import * as spec from '@jsii/spec';
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 /**
  * Tags that we recognize
diff --git a/packages/jsii/lib/emitter.ts b/packages/jsii/lib/emitter.ts
index 50b5775103..cb030d5d60 100644
--- a/packages/jsii/lib/emitter.ts
+++ b/packages/jsii/lib/emitter.ts
@@ -1,4 +1,4 @@
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 /**
  * An object that is capable of emitting stuff.
diff --git a/packages/jsii/lib/helpers.ts b/packages/jsii/lib/helpers.ts
index d600ba9ad6..35c7fcf515 100644
--- a/packages/jsii/lib/helpers.ts
+++ b/packages/jsii/lib/helpers.ts
@@ -11,7 +11,7 @@ import { PackageJson, loadAssemblyFromPath, writeAssembly } from '@jsii/spec';
 import * as fs from 'fs-extra';
 import * as os from 'os';
 import * as path from 'path';
-import { DiagnosticCategory } from 'typescript-3.9';
+import { DiagnosticCategory } from 'typescript';
 
 import { Compiler, CompilerOptions } from './compiler';
 import { loadProjectInfo, ProjectInfo } from './project-info';
diff --git a/packages/jsii/lib/jsii-diagnostic.ts b/packages/jsii/lib/jsii-diagnostic.ts
index 633ca76154..47cfc958e4 100644
--- a/packages/jsii/lib/jsii-diagnostic.ts
+++ b/packages/jsii/lib/jsii-diagnostic.ts
@@ -1,6 +1,6 @@
 import * as spec from '@jsii/spec';
 import { camel, constant, pascal } from 'case';
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import { TypeSystemHints } from './docs';
 import { WARNINGSCODE_FILE_NAME } from './transforms/deprecation-warnings';
diff --git a/packages/jsii/lib/node-bindings.ts b/packages/jsii/lib/node-bindings.ts
index 7e072314dc..625e062716 100644
--- a/packages/jsii/lib/node-bindings.ts
+++ b/packages/jsii/lib/node-bindings.ts
@@ -1,5 +1,5 @@
 import * as spec from '@jsii/spec';
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 /**
  * This module provides typed method that can be used to access TypeScript Nodes
diff --git a/packages/jsii/lib/project-info.ts b/packages/jsii/lib/project-info.ts
index 154260328e..d7ce655843 100644
--- a/packages/jsii/lib/project-info.ts
+++ b/packages/jsii/lib/project-info.ts
@@ -4,7 +4,7 @@ import * as fs from 'fs-extra';
 import * as log4js from 'log4js';
 import * as path from 'path';
 import * as semver from 'semver';
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import { JsiiDiagnostic } from './jsii-diagnostic';
 import { parsePerson, parseRepository, findDependencyDirectory } from './utils';
@@ -27,6 +27,8 @@ export type TSCompilerOptions = Partial<
     | 'inlineSourceMap'
     | 'inlineSources'
     | 'sourceMap'
+    // Types limitations
+    | 'types'
   >
 >;
 
@@ -221,6 +223,7 @@ export function loadProjectInfo(projectRoot: string): ProjectInfoResult {
       forceConsistentCasingInFileNames:
         pkg.jsii?.tsc?.forceConsistentCasingInFileNames,
       ..._sourceMapPreferences(pkg.jsii?.tsc),
+      types: pkg.jsii?.tsc?.types,
     },
     bin: pkg.bin,
     exports: pkg.exports,
diff --git a/packages/jsii/lib/symbol-id.ts b/packages/jsii/lib/symbol-id.ts
index a9d8c8dd28..cc7f796a76 100644
--- a/packages/jsii/lib/symbol-id.ts
+++ b/packages/jsii/lib/symbol-id.ts
@@ -1,7 +1,7 @@
 import { Assembly } from '@jsii/spec';
 import * as fs from 'fs-extra';
 import * as path from 'path';
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import { findUp } from './utils';
 
diff --git a/packages/jsii/lib/transforms/deprecated-remover.ts b/packages/jsii/lib/transforms/deprecated-remover.ts
index 0ee77c1c44..9422bad4a2 100644
--- a/packages/jsii/lib/transforms/deprecated-remover.ts
+++ b/packages/jsii/lib/transforms/deprecated-remover.ts
@@ -18,7 +18,7 @@ import {
   TypeReference,
 } from '@jsii/spec';
 import { basename, dirname, relative } from 'path';
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import { JsiiDiagnostic } from '../jsii-diagnostic';
 import * as bindings from '../node-bindings';
diff --git a/packages/jsii/lib/transforms/deprecation-warnings.ts b/packages/jsii/lib/transforms/deprecation-warnings.ts
index 52e553e375..a0a7b2f36a 100644
--- a/packages/jsii/lib/transforms/deprecation-warnings.ts
+++ b/packages/jsii/lib/transforms/deprecation-warnings.ts
@@ -2,7 +2,7 @@ import * as spec from '@jsii/spec';
 import { Assembly } from '@jsii/spec';
 import * as fs from 'fs';
 import * as path from 'path';
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import { ProjectInfo } from '../project-info';
 import { symbolIdentifier } from '../symbol-id';
diff --git a/packages/jsii/lib/transforms/runtime-info.ts b/packages/jsii/lib/transforms/runtime-info.ts
index 8f4018c52b..d980b14e0f 100644
--- a/packages/jsii/lib/transforms/runtime-info.ts
+++ b/packages/jsii/lib/transforms/runtime-info.ts
@@ -1,4 +1,4 @@
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 /**
  * Provides a TransformerFactory to annotate classes with runtime information
diff --git a/packages/jsii/lib/transforms/utils.ts b/packages/jsii/lib/transforms/utils.ts
index e3f109dddd..43f1302651 100644
--- a/packages/jsii/lib/transforms/utils.ts
+++ b/packages/jsii/lib/transforms/utils.ts
@@ -1,4 +1,4 @@
-import { CustomTransformers } from 'typescript-3.9';
+import { CustomTransformers } from 'typescript';
 
 /**
  * Combines a collection of `CustomTransformers` configurations into a single
diff --git a/packages/jsii/lib/utils.ts b/packages/jsii/lib/utils.ts
index f19f832724..0b35d099ce 100644
--- a/packages/jsii/lib/utils.ts
+++ b/packages/jsii/lib/utils.ts
@@ -1,7 +1,7 @@
 import * as fs from 'fs-extra';
 import * as log4js from 'log4js';
 import * as path from 'path';
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import { JsiiDiagnostic } from './jsii-diagnostic';
 
diff --git a/packages/jsii/lib/validator.ts b/packages/jsii/lib/validator.ts
index 9430b62abc..86039f4360 100644
--- a/packages/jsii/lib/validator.ts
+++ b/packages/jsii/lib/validator.ts
@@ -1,7 +1,7 @@
 import * as spec from '@jsii/spec';
 import * as assert from 'assert';
 import * as deepEqual from 'fast-deep-equal';
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import * as Case from './case';
 import { Emitter } from './emitter';
diff --git a/packages/jsii/package.json b/packages/jsii/package.json
index 005cb48fe1..839ae80aae 100644
--- a/packages/jsii/package.json
+++ b/packages/jsii/package.json
@@ -46,7 +46,7 @@
     "semver-intersect": "^1.4.0",
     "sort-json": "^2.0.1",
     "spdx-license-list": "^6.6.0",
-    "typescript-3.9": "npm:typescript@~3.9.10",
+    "typescript": "~3.9.10",
     "yargs": "^16.2.0"
   },
   "devDependencies": {
diff --git a/packages/jsii/test/__snapshots__/negatives.test.js.snap b/packages/jsii/test/__snapshots__/negatives.test.js.snap
index 3a761e3de4..21d490237e 100644
--- a/packages/jsii/test/__snapshots__/negatives.test.js.snap
+++ b/packages/jsii/test/__snapshots__/negatives.test.js.snap
@@ -573,7 +573,7 @@ neg.omit.1.ts:7:33 - error JSII3004: Illegal extends clause for an exported API:
 7 export interface BarBaz extends Omit<FooBar, 'foo'> {
                                   ~~~~~~~~~~~~~~~~~~~
 
-  ../../../../node_modules/typescript-3.9/lib/lib.es5.d.ts:1462:35
+  ../../node_modules/typescript/lib/lib.es5.d.ts:1462:35
     1462 type Pick<T, K extends keyof T> = {
                                            ~
     1463     [P in K]: T[P];
@@ -590,7 +590,7 @@ neg.omit.2.ts:7:32 - error JSII3004: Illegal implements clause for an exported A
 7 export class BarBaz implements Omit<FooBar, 'foo'> {
                                  ~~~~~~~~~~~~~~~~~~~
 
-  ../../../../node_modules/typescript-3.9/lib/lib.es5.d.ts:1462:35
+  ../../node_modules/typescript/lib/lib.es5.d.ts:1462:35
     1462 type Pick<T, K extends keyof T> = {
                                            ~
     1463     [P in K]: T[P];
diff --git a/packages/jsii/test/jsii-diagnostic.test.ts b/packages/jsii/test/jsii-diagnostic.test.ts
index 30ba0b9b89..a83e3c1211 100644
--- a/packages/jsii/test/jsii-diagnostic.test.ts
+++ b/packages/jsii/test/jsii-diagnostic.test.ts
@@ -1,4 +1,4 @@
-import { DiagnosticCategory } from 'typescript-3.9';
+import { DiagnosticCategory } from 'typescript';
 
 import { Code, configureCategories } from '../lib/jsii-diagnostic';
 
diff --git a/packages/jsii/test/negatives.test.ts b/packages/jsii/test/negatives.test.ts
index 86e01a07af..8979555f93 100644
--- a/packages/jsii/test/negatives.test.ts
+++ b/packages/jsii/test/negatives.test.ts
@@ -1,6 +1,6 @@
 import * as fs from 'fs-extra';
 import * as path from 'path';
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import { Compiler } from '../lib/compiler';
 import { ProjectInfo } from '../lib/project-info';
@@ -107,6 +107,9 @@ function _makeProjectInfo(types: string): ProjectInfo {
     bundleDependencies: {},
     targets: {},
     excludeTypescript: [],
-    tsc: { outDir },
+    tsc: {
+      outDir,
+      types: ['node'],
+    },
   };
 }
diff --git a/packages/jsii/test/project-info.test.ts b/packages/jsii/test/project-info.test.ts
index 0f3920dbdf..a3b7e16d00 100644
--- a/packages/jsii/test/project-info.test.ts
+++ b/packages/jsii/test/project-info.test.ts
@@ -4,7 +4,7 @@ import * as clone from 'clone';
 import * as fs from 'fs-extra';
 import * as os from 'os';
 import * as path from 'path';
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import { loadProjectInfo } from '../lib/project-info';
 import { VERSION } from '../lib/version';
diff --git a/packages/jsii/test/transforms/runtime-info.test.ts b/packages/jsii/test/transforms/runtime-info.test.ts
index 29cf52c9a7..130b41f0b2 100644
--- a/packages/jsii/test/transforms/runtime-info.test.ts
+++ b/packages/jsii/test/transforms/runtime-info.test.ts
@@ -1,4 +1,4 @@
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 import { RuntimeTypeInfoInjector } from '../../lib/transforms/runtime-info';
 
@@ -102,7 +102,7 @@ function mockedTypeInfoForClasses(
  */
 
 const EXAMPLE_NO_CLASS = `
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 interface Foo {
   readonly foobar: string;
@@ -110,7 +110,7 @@ interface Foo {
 `;
 
 const EXAMPLE_SINGLE_CLASS = `
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 class Foo {
   constructor(public readonly bar: string) {}
@@ -144,7 +144,7 @@ export default class {
 `;
 
 const EXAMPLE_CONFLICTING_NAME = `
-import * as ts from 'typescript-3.9';
+import * as ts from 'typescript';
 
 const JSII_RTTI_SYMBOL_1 = 42;
 
diff --git a/packages/jsii/tsconfig.json b/packages/jsii/tsconfig.json
index c73fd9435b..9a7b1287bf 100644
--- a/packages/jsii/tsconfig.json
+++ b/packages/jsii/tsconfig.json
@@ -1,9 +1,20 @@
 {
   "extends": "../../tsconfig-base",
-  "include": ["**/*.ts"],
-  "exclude": ["test/negatives/*", "jest.config.ts"],
+  "include": [
+    "**/*.ts"
+  ],
+  "exclude": [
+    "test/negatives/*",
+    "jest.config.ts"
+  ],
   "references": [
-    { "path": "../@jsii/check-node" },
-    { "path": "../@jsii/spec" },
+    {
+      "name": "@jsii/check-node",
+      "path": "../@jsii/check-node"
+    },
+    {
+      "name": "@jsii/spec",
+      "path": "../@jsii/spec"
+    },
   ]
 }
diff --git a/packages/oo-ascii-tree/jest.config.mjs b/packages/oo-ascii-tree/jest.config.mjs
new file mode 100644
index 0000000000..7bc6eadd1b
--- /dev/null
+++ b/packages/oo-ascii-tree/jest.config.mjs
@@ -0,0 +1,3 @@
+import config from '../../jest.config.mjs';
+
+export default config;
diff --git a/packages/oo-ascii-tree/jest.config.ts b/packages/oo-ascii-tree/jest.config.ts
deleted file mode 100644
index e37577d92f..0000000000
--- a/packages/oo-ascii-tree/jest.config.ts
+++ /dev/null
@@ -1,3 +0,0 @@
-import config from '../../jest.config';
-
-export default config;
diff --git a/scripts/list-reserved-words.ts b/scripts/list-reserved-words.ts
index dcac5de26d..048ab8028e 100755
--- a/scripts/list-reserved-words.ts
+++ b/scripts/list-reserved-words.ts
@@ -1,4 +1,4 @@
-#!npx ts-node
+#!/usr/bin/env npx ts-node
 import { CSHARP_RESERVED, JAVA_RESERVED, PYTHON_RESERVED } from '../packages/jsii/lib/reserved-words';
 
 const TS = new Set([
diff --git a/yarn.lock b/yarn.lock
index 16c2d2729e..75ae2f26cf 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1896,7 +1896,7 @@
   resolved "https://registry.yarnpkg.com/@types/parse-json/-/parse-json-4.0.0.tgz#2f8bb441434d163b35fb8ffdccd7138927ffb8c0"
   integrity sha512-//oorEZjL6sbPcKUaCdIGlIUeH26mgzimjBB77G6XRgnDl/L5wOnpyBGRe/Mmf5CVW3PwEBE1NjiMZ/ssFh4wA==
 
-"@types/prettier@2.6.0", "@types/prettier@^2.1.5":
+"@types/prettier@^2.1.5":
   version "2.6.0"
   resolved "https://registry.yarnpkg.com/@types/prettier/-/prettier-2.6.0.tgz#efcbd41937f9ae7434c714ab698604822d890759"
   integrity sha512-G/AdOadiZhnJp0jXCaBQU449W2h716OW/EoXeYkCytxKL06X1WCXB4DZpp8TpZ8eyIJVS1cw4lrlkkSYU21cDw==
@@ -5653,10 +5653,10 @@ minipass-sized@^1.0.3:
   dependencies:
     minipass "^3.0.0"
 
-minipass@^3.0.0, minipass@^3.1.0, minipass@^3.1.1, minipass@^3.1.3, minipass@^3.1.6:
-  version "3.1.6"
-  resolved "https://registry.yarnpkg.com/minipass/-/minipass-3.1.6.tgz#3b8150aa688a711a1521af5e8779c1d3bb4f45ee"
-  integrity sha512-rty5kpw9/z8SX9dmxblFA6edItUmwJgMeYDZRrwlIVN27i8gysGbznJwUggw2V/FVqFSDdWy040ZPS811DYAqQ==
+minipass@3.2.1, minipass@^3.0.0, minipass@^3.1.0, minipass@^3.1.1, minipass@^3.1.3, minipass@^3.1.6:
+  version "3.2.1"
+  resolved "https://registry.yarnpkg.com/minipass/-/minipass-3.2.1.tgz#12ac0ab289be638db0ad8887b28413b773355c13"
+  integrity sha512-v5cqJP4WxUVXYXhOOdPiOZEDoF7omSpLivw2GMCL1v/j+xh886bPXKh6SzyA6sa45e4NRQ46IRBEkAazvb6I6A==
   dependencies:
     yallist "^4.0.0"
 
@@ -7552,11 +7552,6 @@ typedarray@^0.0.6:
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
   integrity sha512-/aCDEGatGvZ2BIk+HmLf4ifCJFwvKFNb9/JeZPMulfgFracn9QFcAf5GO8B/mweUjSoblS5In0cWhqpfs/5PQA==
 
-"typescript-3.9@npm:typescript@~3.9.10":
-  version "3.9.10"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.9.10.tgz#70f3910ac7a51ed6bef79da7800690b19bf778b8"
-  integrity sha512-w6fIxVE/H1PkLKcCPsFqKE7Kv7QUwhU8qQY2MueZXWx5cPZdwFupLgKK3vntcK98BtNHZtAF4LA/yl2a7k8R6Q==
-
 typescript-json-schema@^0.53.1:
   version "0.53.1"
   resolved "https://registry.yarnpkg.com/typescript-json-schema/-/typescript-json-schema-0.53.1.tgz#9204547f3e145169b40928998366ff6d28b81d32"
@@ -7571,6 +7566,11 @@ typescript-json-schema@^0.53.1:
     typescript "~4.6.0"
     yargs "^17.1.1"
 
+typescript@~3.9.10:
+  version "3.9.10"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.9.10.tgz#70f3910ac7a51ed6bef79da7800690b19bf778b8"
+  integrity sha512-w6fIxVE/H1PkLKcCPsFqKE7Kv7QUwhU8qQY2MueZXWx5cPZdwFupLgKK3vntcK98BtNHZtAF4LA/yl2a7k8R6Q==
+
 typescript@~4.6.0:
   version "4.6.4"
   resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.6.4.tgz#caa78bbc3a59e6a5c510d35703f6a09877ce45e9"