diff --git a/package-lock.json b/package-lock.json
index 07b684d6..e4835993 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -25,7 +25,7 @@
         "js-yaml": "^4.1.0",
         "prettier": "^2.8.1",
         "ts-jest": "^27.0.7",
-        "typescript": "^4.5.2"
+        "typescript": "^4.9.4"
       }
     },
     "node_modules/@actions/core": {
@@ -6966,9 +6966,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "4.5.2",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.5.2.tgz",
-      "integrity": "sha512-5BlMof9H1yGt0P8/WF+wPNw6GfctgGjXp5hkblpyT+8rkASSmkUKMXrxR0Xg8ThVCi/JnHQiKXeBaEwCeQwMFw==",
+      "version": "4.9.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.4.tgz",
+      "integrity": "sha512-Uz+dTXYzxXXbsFpM86Wh3dKCxrQqUcVMxwU54orwlJjOpO3ao8L7j5lH+dWfTwgCwIuM9GQ2kvVotzYJMXTBZg==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",
@@ -12559,9 +12559,9 @@
       }
     },
     "typescript": {
-      "version": "4.5.2",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.5.2.tgz",
-      "integrity": "sha512-5BlMof9H1yGt0P8/WF+wPNw6GfctgGjXp5hkblpyT+8rkASSmkUKMXrxR0Xg8ThVCi/JnHQiKXeBaEwCeQwMFw==",
+      "version": "4.9.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.4.tgz",
+      "integrity": "sha512-Uz+dTXYzxXXbsFpM86Wh3dKCxrQqUcVMxwU54orwlJjOpO3ao8L7j5lH+dWfTwgCwIuM9GQ2kvVotzYJMXTBZg==",
       "dev": true
     },
     "unbox-primitive": {
diff --git a/package.json b/package.json
index 4fd6a457..77a98b23 100644
--- a/package.json
+++ b/package.json
@@ -43,6 +43,6 @@
     "js-yaml": "^4.1.0",
     "prettier": "^2.8.1",
     "ts-jest": "^27.0.7",
-    "typescript": "^4.5.2"
+    "typescript": "^4.9.4"
   }
 }