diff --git a/package-lock.json b/package-lock.json
index f1d0bce..736aa59 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,7 +13,7 @@
       "devDependencies": {
         "@types/node": "^20.11.20",
         "esbuild": "^0.20.1",
-        "typescript": "^5.3.3"
+        "typescript": "^5.4.2"
       }
     },
     "node_modules/@actions/core": {
@@ -623,9 +623,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.3.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.3.3.tgz",
-      "integrity": "sha512-pXWcraxM0uxAS+tN0AG/BF2TyqmHO014Z070UsJ+pFvYuRSq8KH8DmWpnbXe0pEPDHXZV3FcAbJkijJ5oNEnWw==",
+      "version": "5.4.2",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.4.2.tgz",
+      "integrity": "sha512-+2/g0Fds1ERlP6JsakQQDXjZdZMM+rqpamFZJEKh4kwTIn3iDkgKtby0CeNd5ATNZ4Ry1ax15TMx0W2V+miizQ==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",
diff --git a/package.json b/package.json
index f30de63..2064782 100644
--- a/package.json
+++ b/package.json
@@ -11,6 +11,6 @@
   "devDependencies": {
     "@types/node": "^20.11.20",
     "esbuild": "^0.20.1",
-    "typescript": "^5.3.3"
+    "typescript": "^5.4.2"
   }
 }