diff --git a/package.json b/package.json
index 9730a708cc..df6634e672 100644
--- a/package.json
+++ b/package.json
@@ -76,7 +76,7 @@
     "recast": "0.14.5",
     "serve": "^6.5.2",
     "sinon": "4.4.2",
-    "url-polyfill": "^1.0.7",
+    "url-polyfill": "^1.0.11",
     "walk": "^2.3.9",
     "webpack": "3.11.0",
     "webpack-merge": "4.1.2"