diff --git a/package.json b/package.json
index 39b7ac9..db93f9d 100644
--- a/package.json
+++ b/package.json
@@ -60,7 +60,7 @@
   "devDependencies": {
     "aurelia-logging": "^1.2.0",
     "aurelia-logging-color": "^0.5.0",
-    "aurelia-polyfills": "^1.1.1",
+    "aurelia-polyfills": "^1.2.0",
     "ava": "^0.18.1",
     "browser-env": "^2.0.19",
     "colormap": "^2.2.0",