diff --git a/bower.json b/bower.json
index 1782e0a..8120cf3 100644
--- a/bower.json
+++ b/bower.json
@@ -2,15 +2,16 @@
   "name": "core-doc-viewer",
   "private": true,
   "dependencies": {
-    "polymer": "Polymer/polymer#master",
-    "core-ajax": "Polymer/core-ajax#master",
-    "core-layout": "Polymer/core-layout#master",
-    "core-menu": "Polymer/core-menu#master",
-    "core-item": "Polymer/core-item#master",
-    "core-toolbar": "Polymer/core-toolbar#master",
-    "core-icon-button": "Polymer/core-icon-button#master",
-    "core-header-panel": "Polymer/core-header-panel#master",
+    "polymer": "Polymer/polymer#0.2.4",
+    "core-ajax": "Polymer/core-ajax#0.2.4",
+    "core-layout": "Polymer/core-layout#0.2.4",
+    "core-menu": "Polymer/core-menu#0.2.4",
+    "core-item": "Polymer/core-item#0.2.4",
+    "core-toolbar": "Polymer/core-toolbar#0.2.4",
+    "core-icon-button": "Polymer/core-icon-button#0.2.4",
+    "core-header-panel": "Polymer/core-header-panel#0.2.4",
     "marked-element": "PolymerLabs/marked-element#master",
     "highlightjs-element": "PolymerLabs/highlightjs-element#master"
-  }
+  },
+  "version": "0.2.4"
 }
\ No newline at end of file