diff --git a/tools/package-lock.json b/tools/package-lock.json
index 3c854661a7..06424692d3 100644
--- a/tools/package-lock.json
+++ b/tools/package-lock.json
@@ -2332,9 +2332,9 @@
       }
     },
     "typescript": {
-      "version": "4.1.2",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.1.2.tgz",
-      "integrity": "sha512-thGloWsGH3SOxv1SoY7QojKi0tc+8FnOmiarEGMbd/lar7QOEd3hvlx3Fp5y6FlDUGl9L+pd4n2e+oToGMmhRQ==",
+      "version": "4.9.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.4.tgz",
+      "integrity": "sha512-Uz+dTXYzxXXbsFpM86Wh3dKCxrQqUcVMxwU54orwlJjOpO3ao8L7j5lH+dWfTwgCwIuM9GQ2kvVotzYJMXTBZg==",
       "dev": true
     },
     "unpipe": {
diff --git a/tools/package.json b/tools/package.json
index eb4dfc9067..e2e6e77911 100644
--- a/tools/package.json
+++ b/tools/package.json
@@ -31,7 +31,7 @@
     "mocha-junit-reporter": "^2.0.2",
     "ts-node": "^10.4.0",
     "tv4": "^1.3.0",
-    "typescript": "^4.1.2",
+    "typescript": "^4.9.4",
     "vscode-json-languageservice": "^3.11.0",
     "vscode-languageserver-types": "^3.15.1"
   }