diff --git a/bundle-verifier/package-lock.json b/bundle-verifier/package-lock.json
index c191219..eaf32a4 100644
--- a/bundle-verifier/package-lock.json
+++ b/bundle-verifier/package-lock.json
@@ -16,7 +16,7 @@
       "devDependencies": {
         "@types/node": "^26",
         "@vercel/ncc": "^0.44.0",
-        "typescript": "^5.6.3"
+        "typescript": "^6.0.3"
       }
     },
     "node_modules/@actions/core": {
@@ -84,9 +84,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.9.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
-      "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
+      "version": "6.0.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-6.0.3.tgz",
+      "integrity": "sha512-y2TvuxSZPDyQakkFRPZHKFm+KKVqIisdg9/CZwm9ftvKXLP8NRWj38/ODjNbr43SsoXqNuAisEf1GdCxqWcdBw==",
       "dev": true,
       "license": "Apache-2.0",
       "bin": {
diff --git a/bundle-verifier/package.json b/bundle-verifier/package.json
index bbdce82..b33677c 100644
--- a/bundle-verifier/package.json
+++ b/bundle-verifier/package.json
@@ -12,7 +12,7 @@
   "devDependencies": {
     "@types/node": "^26",
     "@vercel/ncc": "^0.44.0",
-    "typescript": "^5.6.3"
+    "typescript": "^6.0.3"
   },
   "dependencies": {
     "@actions/core": "^2.0.0",