diff --git a/package-lock.json b/package-lock.json
index 65c8dfed57..df7f50a1cc 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,7 +14,7 @@
       "devDependencies": {
         "@arethetypeswrong/cli": "^0.15.4",
         "@markedjs/eslint-config": "^1.0.1",
-        "@markedjs/testutils": "13.0.1-0",
+        "@markedjs/testutils": "14.0.0-0",
         "@rollup/plugin-terser": "^0.4.4",
         "@rollup/plugin-typescript": "^11.1.6",
         "@semantic-release/commit-analyzer": "^13.0.0",
@@ -450,15 +450,29 @@
       }
     },
     "node_modules/@markedjs/testutils": {
-      "version": "13.0.1-0",
-      "resolved": "https://registry.npmjs.org/@markedjs/testutils/-/testutils-13.0.1-0.tgz",
-      "integrity": "sha512-5r5zLAC2/tXezviSChsiVu9496vlbL+jLMd3XsU8wD4vne/CiblzRrCpU++eIHnYI35LDkXIwonNklbBttHnOw==",
+      "version": "14.0.0-0",
+      "resolved": "https://registry.npmjs.org/@markedjs/testutils/-/testutils-14.0.0-0.tgz",
+      "integrity": "sha512-DpJFSkoFbsj/Dswaem8QtjY5v02PzFuf5ATyZMurMGS9GgHp5b0L/wSSJd0xcIUoGvuDoY2xo5Wnjg4Ti2i61g==",
       "dev": true,
+      "license": "MIT",
       "dependencies": {
         "@markedjs/html-differ": "^4.0.2",
         "front-matter": "^4.0.2",
-        "marked": "^13.0.1",
-        "marked-repo": "https://github.com/markedjs/marked/tarball/v13.0.1"
+        "marked": "^14.0.0",
+        "marked-repo": "https://github.com/markedjs/marked/tarball/v14.0.0"
+      }
+    },
+    "node_modules/@markedjs/testutils/node_modules/marked": {
+      "version": "14.1.0",
+      "resolved": "https://registry.npmjs.org/marked/-/marked-14.1.0.tgz",
+      "integrity": "sha512-P93GikH/Pde0hM5TAXEd8I4JAYi8IB03n8qzW8Bh1BIEFpEyBoYxi/XWZA53LSpTeLBiMQOoSMj0u5E/tiVYTA==",
+      "dev": true,
+      "license": "MIT",
+      "bin": {
+        "marked": "bin/marked.js"
+      },
+      "engines": {
+        "node": ">= 18"
       }
     },
     "node_modules/@nodelib/fs.scandir": {
@@ -4289,6 +4303,7 @@
       "resolved": "https://registry.npmjs.org/marked/-/marked-13.0.2.tgz",
       "integrity": "sha512-J6CPjP8pS5sgrRqxVRvkCIkZ6MFdRIjDkwUwgJ9nL2fbmM6qGQeB2C16hi8Cc9BOzj6xXzy0jyi0iPIfnMHYzA==",
       "dev": true,
+      "peer": true,
       "bin": {
         "marked": "bin/marked.js"
       },
@@ -4332,10 +4347,11 @@
     },
     "node_modules/marked-repo": {
       "name": "marked",
-      "version": "13.0.1",
-      "resolved": "https://github.com/markedjs/marked/tarball/v13.0.1",
-      "integrity": "sha512-PTGvcbhIqtrJN4z3/X4o5a0qd54BDri2sTbtM0J57bSZAiQ3Qo1boDkP19AgBGKM8M/FiiDGx0fvH76J6b1l7w==",
+      "version": "14.0.0",
+      "resolved": "https://github.com/markedjs/marked/tarball/v14.0.0",
+      "integrity": "sha512-ZdaqUZilbWjvQ4nW33Px4QD5BN6PwaB/GX+sFjpT5Mc79dzrAjOBxKUPmKZmyXY9hGe7HLNGg8PtObbMfG72aQ==",
       "dev": true,
+      "license": "MIT",
       "bin": {
         "marked": "bin/marked.js"
       },
@@ -4409,10 +4425,11 @@
       }
     },
     "node_modules/micromatch": {
-      "version": "4.0.7",
-      "resolved": "https://registry.npmjs.org/micromatch/-/micromatch-4.0.7.tgz",
-      "integrity": "sha512-LPP/3KorzCwBxfeUuZmaR6bG2kdeHSbe0P2tY3FLRU4vYrjYz5hI4QZwV0njUx3jeuKe67YukQ1LSPZBKDqO/Q==",
+      "version": "4.0.8",
+      "resolved": "https://registry.npmjs.org/micromatch/-/micromatch-4.0.8.tgz",
+      "integrity": "sha512-PXwfBhYu0hBCPw8Dn0E+WDYb7af3dSLVWKi3HGv84IdF4TyFoC0ysxFd0Goxw7nSv4T/PzEJQxsYsEiFCKo2BA==",
       "dev": true,
+      "license": "MIT",
       "dependencies": {
         "braces": "^3.0.3",
         "picomatch": "^2.3.1"
diff --git a/package.json b/package.json
index ad6c709aa2..522ff6611d 100644
--- a/package.json
+++ b/package.json
@@ -55,7 +55,7 @@
   "devDependencies": {
     "@arethetypeswrong/cli": "^0.15.4",
     "@markedjs/eslint-config": "^1.0.1",
-    "@markedjs/testutils": "13.0.1-0",
+    "@markedjs/testutils": "14.0.0-0",
     "@rollup/plugin-terser": "^0.4.4",
     "@rollup/plugin-typescript": "^11.1.6",
     "@semantic-release/commit-analyzer": "^13.0.0",