diff --git a/package-lock.json b/package-lock.json
index 39e1a3b..764bfce 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -28,7 +28,7 @@
         "js-yaml": "^4.1.0",
         "prettier": "^2.4.1",
         "ts-jest": "^27.0.5",
-        "typescript": "^4.3.5"
+        "typescript": "^4.9.5"
       }
     },
     "node_modules/@actions/core": {
@@ -10038,9 +10038,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "4.3.5",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.3.5.tgz",
-      "integrity": "sha512-DqQgihaQ9cUrskJo9kIyW/+g0Vxsk8cDtZ52a3NGh0YNTfpUSArXSohyUGnvbPazEPLu398C0UxmKSOrPumUzA==",
+      "version": "4.9.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.5.tgz",
+      "integrity": "sha512-1FXk9E2Hm+QzZQ7z+McJiHL4NW1F2EzMu9Nq9i3zAaGqibafqYwCVU6WyWAuyQRRzOlxou8xZSyXLEN8oKj24g==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",
diff --git a/package.json b/package.json
index 22f3a58..2946431 100644
--- a/package.json
+++ b/package.json
@@ -45,6 +45,6 @@
     "js-yaml": "^4.1.0",
     "prettier": "^2.4.1",
     "ts-jest": "^27.0.5",
-    "typescript": "^4.3.5"
+    "typescript": "^4.9.5"
   }
 }