diff --git a/package-lock.json b/package-lock.json
index e838802..2efdcb3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -29,7 +29,7 @@
         "js-yaml": "^4.1.0",
         "prettier": "2.7.1",
         "ts-jest": "^27.1.2",
-        "typescript": "^4.8.4"
+        "typescript": "^4.9.3"
       }
     },
     "node_modules/@actions/core": {
@@ -6677,9 +6677,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "4.8.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.8.4.tgz",
-      "integrity": "sha512-QCh+85mCy+h0IGff8r5XWzOVSbBO+KfeYrMQh7NJ58QujwcE22u+NUSmUxqF+un70P9GXKxa2HCNiTTMJknyjQ==",
+      "version": "4.9.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.3.tgz",
+      "integrity": "sha512-CIfGzTelbKNEnLpLdGFgdyKhG23CKdKgQPOBc+OUNrkJ2vr+KSzsSV5kq5iWhEQbok+quxgGzrAtGWCyU7tHnA==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",
@@ -12132,9 +12132,9 @@
       }
     },
     "typescript": {
-      "version": "4.8.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.8.4.tgz",
-      "integrity": "sha512-QCh+85mCy+h0IGff8r5XWzOVSbBO+KfeYrMQh7NJ58QujwcE22u+NUSmUxqF+un70P9GXKxa2HCNiTTMJknyjQ==",
+      "version": "4.9.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.3.tgz",
+      "integrity": "sha512-CIfGzTelbKNEnLpLdGFgdyKhG23CKdKgQPOBc+OUNrkJ2vr+KSzsSV5kq5iWhEQbok+quxgGzrAtGWCyU7tHnA==",
       "dev": true
     },
     "typeson": {
diff --git a/package.json b/package.json
index d285a24..5c146ed 100644
--- a/package.json
+++ b/package.json
@@ -46,6 +46,6 @@
     "js-yaml": "^4.1.0",
     "prettier": "2.7.1",
     "ts-jest": "^27.1.2",
-    "typescript": "^4.8.4"
+    "typescript": "^4.9.3"
   }
 }