diff --git a/bower.json b/bower.json
index 6c8ceb5..7ebf265 100644
--- a/bower.json
+++ b/bower.json
@@ -2,11 +2,12 @@
   "name": "core-scroll-header-panel",
   "private": true,
   "dependencies": {
-    "core-field": "Polymer/core-field#master",
-    "core-icon-button": "Polymer/core-icon-button#master",
-    "core-input": "Polymer/core-input#master",
-    "core-media-query": "Polymer/core-media-query#master",
-    "core-toolbar": "Polymer/core-toolbar#master",
-    "core-resizable": "Polymer/core-resizable#master"
-  }
+    "core-field": "Polymer/core-field#^0.5.0",
+    "core-icon-button": "Polymer/core-icon-button#^0.5.0",
+    "core-input": "Polymer/core-input#^0.5.0",
+    "core-media-query": "Polymer/core-media-query#^0.5.0",
+    "core-toolbar": "Polymer/core-toolbar#^0.5.0",
+    "core-resizable": "Polymer/core-resizable#^0.5.0"
+  },
+  "version": "0.5.2"
 }
\ No newline at end of file