diff --git a/package.json b/package.json
index 483b04ae..8d36a444 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     }
   },
   "devDependencies": {
-    "@cloudflare/workers-types": "^4.20240423.0",
+    "@cloudflare/workers-types": "^5.0.0",
     "@types/jest": "^30.0.0",
     "@types/node": "^24.0.0",
     "@typescript-eslint/eslint-plugin": "^8.0.0",