diff --git a/public/react/package.json b/public/react/package.json
index 5aebf0d41..ebfda1b41 100644
--- a/public/react/package.json
+++ b/public/react/package.json
@@ -88,6 +88,7 @@
     "webpack": "3.8.1",
     "webpack-dev-server": "2.9.4",
     "webpack-manifest-plugin": "1.3.2",
+    "webpack-parallel-uglify-plugin": "^1.1.0",
     "whatwg-fetch": "2.0.3",
     "wrap-md-editor": "^0.2.20"
   },
@@ -164,6 +165,7 @@
     "concat": "^1.0.3",
     "happypack": "^5.0.1",
     "videojs-for-react": "^0.0.3",
-    "webpack-bundle-analyzer": "^3.0.3"
+    "webpack-bundle-analyzer": "^3.0.3",
+    "webpack-parallel-uglify-plugin": "^1.1.0"
   }
 }