diff --git a/package-lock.json b/package-lock.json
index ae88acf5..6e29403e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -61,7 +61,7 @@
         "simple-code-frame": "^1.1.1",
         "svelte": "^3.59.2",
         "svelte-preprocess": "^5.0.0",
-        "typescript": "^4.9.5"
+        "typescript": "^5.3.3"
       },
       "bin": {
         "bake": "bin/bake.js"
@@ -10809,15 +10809,15 @@
       }
     },
     "node_modules/typescript": {
-      "version": "4.9.5",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.5.tgz",
-      "integrity": "sha512-1FXk9E2Hm+QzZQ7z+McJiHL4NW1F2EzMu9Nq9i3zAaGqibafqYwCVU6WyWAuyQRRzOlxou8xZSyXLEN8oKj24g==",
+      "version": "5.3.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.3.3.tgz",
+      "integrity": "sha512-pXWcraxM0uxAS+tN0AG/BF2TyqmHO014Z070UsJ+pFvYuRSq8KH8DmWpnbXe0pEPDHXZV3FcAbJkijJ5oNEnWw==",
       "bin": {
         "tsc": "bin/tsc",
         "tsserver": "bin/tsserver"
       },
       "engines": {
-        "node": ">=4.2.0"
+        "node": ">=14.17"
       }
     },
     "node_modules/unbzip2-stream": {
@@ -19004,9 +19004,9 @@
       }
     },
     "typescript": {
-      "version": "4.9.5",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.5.tgz",
-      "integrity": "sha512-1FXk9E2Hm+QzZQ7z+McJiHL4NW1F2EzMu9Nq9i3zAaGqibafqYwCVU6WyWAuyQRRzOlxou8xZSyXLEN8oKj24g=="
+      "version": "5.3.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.3.3.tgz",
+      "integrity": "sha512-pXWcraxM0uxAS+tN0AG/BF2TyqmHO014Z070UsJ+pFvYuRSq8KH8DmWpnbXe0pEPDHXZV3FcAbJkijJ5oNEnWw=="
     },
     "unbzip2-stream": {
       "version": "1.4.3",
diff --git a/package.json b/package.json
index 3db1073f..269a879a 100644
--- a/package.json
+++ b/package.json
@@ -90,7 +90,7 @@
     "simple-code-frame": "^1.1.1",
     "svelte": "^3.59.2",
     "svelte-preprocess": "^5.0.0",
-    "typescript": "^4.9.5"
+    "typescript": "^5.3.3"
   },
   "devDependencies": {
     "@datagraphics/cookbook": "^1.14.2",