diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 8dc81fc1c..c031a73c4 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -344,8 +344,8 @@ importers:
         specifier: '*'
         version: 0.0.1
       js-yaml:
-        specifier: ~3.14.0
-        version: 3.14.1
+        specifier: ~4.1.0
+        version: 4.1.0
       resolve:
         specifier: ~1.22.1
         version: 1.22.8
@@ -357,8 +357,8 @@ importers:
         specifier: ^1.0.6
         version: 1.0.6
       '@types/js-yaml':
-        specifier: 3.12.10
-        version: 3.12.10
+        specifier: 4.0.9
+        version: 4.0.9
       '@types/node':
         specifier: 20.16.10
         version: 20.16.10
@@ -2765,8 +2765,8 @@ packages:
   '@types/jest@29.5.13':
     resolution: {integrity: sha512-wd+MVEZCHt23V0/L642O5APvspWply/rGY5BcW4SUETo2UzPU3Z26qr8jC2qxpimI2jjx9h7+2cj2FwIr01bXg==}
 
-  '@types/js-yaml@3.12.10':
-    resolution: {integrity: sha512-/Mtaq/wf+HxXpvhzFYzrzCqNRcA958sW++7JOFC8nPrZcvfi/TrzOaaGbvt27ltJB2NQbHVAg5a1wUCsyMH7NA==}
+  '@types/js-yaml@4.0.9':
+    resolution: {integrity: sha512-k4MGaQl5TGo/iipqb2UDG2UwjXziSWkh0uysQelTlJpX1qGlpUZYm8PnO4DxG1qBomtJUdYJ6qR6xdIah10JLg==}
 
   '@types/json-schema@7.0.15':
     resolution: {integrity: sha512-5+fP8P8MFNC+AyZCDxrB2pkZFPGzqQWUzpSeuuVLvm8VMcorNYavBqoFcxK8bQz4Qsbn4oUEEem4wDLfcysGHA==}
@@ -11095,7 +11095,7 @@ snapshots:
       expect: 29.7.0
       pretty-format: 29.7.0
 
-  '@types/js-yaml@3.12.10': {}
+  '@types/js-yaml@4.0.9': {}
 
   '@types/json-schema@7.0.15': {}
 
diff --git a/tooling/api-documenter/package.json b/tooling/api-documenter/package.json
index 189795233..a664aa229 100644
--- a/tooling/api-documenter/package.json
+++ b/tooling/api-documenter/package.json
@@ -26,13 +26,13 @@
     "@rushstack/ts-command-line": "^4.15.0",
     "colors": "~1.4.0",
     "eslint-config-lk-custom": "*",
-    "js-yaml": "~3.14.0",
+    "js-yaml": "~4.1.0",
     "resolve": "~1.22.1"
   },
   "devDependencies": {
     "@rushstack/eslint-config": "^4.0.0",
     "@types/heft-jest": "^1.0.6",
-    "@types/js-yaml": "3.12.10",
+    "@types/js-yaml": "4.0.9",
     "@types/node": "20.16.10",
     "@types/resolve": "1.20.6",
     "fast-glob": "^3.3.1",