diff --git a/bower.json b/bower.json
index 4d3e7d4..60eeab0 100644
--- a/bower.json
+++ b/bower.json
@@ -2,18 +2,18 @@
   "name": "core-dropdown-menu",
   "private": false,
   "dependencies": {
-    "polymer": "Polymer/polymer#master",
-    "core-a11y-keys": "Polymer/core-a11y-keys#master",
-    "core-collapse": "Polymer/core-collapse#master",
-    "core-dropdown": "Polymer/core-dropdown#master",
-    "core-focusable": "Polymer/core-focusable#master",
-    "core-icon": "Polymer/core-icon#master",
-    "core-icons": "Polymer/core-icons#master",
-    "core-icon-button": "Polymer/core-icon-button#master",
-    "core-item": "Polymer/core-item#master",
-    "core-menu": "Polymer/core-menu#master"
+    "polymer": "Polymer/polymer#^0.5",
+    "core-a11y-keys": "Polymer/core-a11y-keys#^0.5",
+    "core-collapse": "Polymer/core-collapse#^0.5",
+    "core-dropdown": "Polymer/core-dropdown#^0.5",
+    "core-focusable": "Polymer/core-focusable#^0.5",
+    "core-icon": "Polymer/core-icon#^0.5",
+    "core-icons": "Polymer/core-icons#^0.5",
+    "core-icon-button": "Polymer/core-icon-button#^0.5",
+    "core-item": "Polymer/core-item#^0.5",
+    "core-menu": "Polymer/core-menu#^0.5"
   },
   "devDependencies": {
     "web-component-tester": "Polymer/web-component-tester#^1.1.4"
   }
-}
+}
\ No newline at end of file