diff --git a/aspnetcore/web-api/advanced/formatting/sample/package.json b/aspnetcore/web-api/advanced/formatting/sample/package.json
index d4d71a996e..a76bc77bf3 100644
--- a/aspnetcore/web-api/advanced/formatting/sample/package.json
+++ b/aspnetcore/web-api/advanced/formatting/sample/package.json
@@ -5,7 +5,7 @@
     "gulp": "3.8.11",
     "gulp-concat": "2.5.2",
     "gulp-cssmin": "0.1.7",
-    "gulp-uglify": "1.2.0",
+    "gulp-uglify": "3.0.0",
     "rimraf": "2.2.8"
   }
 }