diff --git a/package-lock.json b/package-lock.json
index d3883ec..e132266 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,7 +13,7 @@
       "devDependencies": {
         "@types/node": "^20.11.28",
         "esbuild": "^0.20.2",
-        "typescript": "^5.4.2"
+        "typescript": "^5.5.4"
       }
     },
     "node_modules/@actions/core": {
@@ -623,9 +623,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.4.2",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.4.2.tgz",
-      "integrity": "sha512-+2/g0Fds1ERlP6JsakQQDXjZdZMM+rqpamFZJEKh4kwTIn3iDkgKtby0CeNd5ATNZ4Ry1ax15TMx0W2V+miizQ==",
+      "version": "5.5.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.5.4.tgz",
+      "integrity": "sha512-Mtq29sKDAEYP7aljRgtPOpTvOfbwRWlS6dPRzwjdE+C0R4brX/GUyhHSecbHMFLNBLcJIPt9nl9yG5TZ1weH+Q==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",
diff --git a/package.json b/package.json
index 6e84bfe..62015c4 100644
--- a/package.json
+++ b/package.json
@@ -11,6 +11,6 @@
   "devDependencies": {
     "@types/node": "^20.11.28",
     "esbuild": "^0.20.2",
-    "typescript": "^5.4.2"
+    "typescript": "^5.5.4"
   }
 }