diff --git a/package.json b/package.json
index 0b008a171e..1883d7d52e 100644
--- a/package.json
+++ b/package.json
@@ -62,6 +62,7 @@
 		"hammerjs": "^2.0.8",
 		"linkify-string": "^4.0.0",
 		"md5": "^2.3.0",
+		"node-polyfill-webpack-plugin": "2.0.1",
 		"splitpanes": "^2.4.1",
 		"string-length": "^5.0.1",
 		"striptags": "^3.2.0",