diff --git a/bower.json b/bower.json
index f44d321..2b2f2f8 100644
--- a/bower.json
+++ b/bower.json
@@ -2,6 +2,6 @@
   "name": "core-localstorage",
   "private": true,
   "dependencies": {
-    "polymer": "Polymer/polymer#master"
+    "polymer": "Polymer/polymer#>=0.3.0 <1.0.0"
   }
-}
+}
\ No newline at end of file