diff --git a/seed/templates/_bower.json b/seed/templates/_bower.json
index a68427a..34a698f 100644
--- a/seed/templates/_bower.json
+++ b/seed/templates/_bower.json
@@ -4,6 +4,6 @@
   "keywords": "seed, polymer, web-components",
   "main": "<%= _.slugify(elementName) %>.html",
   "dependencies": {
-    "polymer": "Polymer/polymer#~0.3.1"
+    "polymer": "Polymer/polymer#~0.3.4"
   }
 }