diff --git a/bower.json b/bower.json
index d0218de..0808090 100644
--- a/bower.json
+++ b/bower.json
@@ -28,6 +28,6 @@
     "gulpfile.js"
   ],
   "dependencies": {
-    "polymer": "Polymer/polymer#master"
+    "polymer": "Polymer/polymer#~0.3.3"
   }
-}
\ No newline at end of file
+}