diff --git a/package.json b/package.json
index 7204f56513..dbab834fb2 100644
--- a/package.json
+++ b/package.json
@@ -150,7 +150,7 @@
     "gulp-rev": "^7.0.0",
     "gulp-sourcemaps": "^1.6.0",
     "gulp-tape": "0.0.9",
-    "gulp-uglify": "^1.5.1",
+    "gulp-uglify": "^2.0.0",
     "gulp-util": "^3.0.6",
     "happy": "0.0.1",
     "istanbul-coveralls": "^1.0.3",