diff --git a/bower.json b/bower.json
index 07c8406..93e7405 100644
--- a/bower.json
+++ b/bower.json
@@ -1,7 +1,7 @@
 {
   "name": "custom-elements",
   "main": "custom-elements.min.js",
-  "version": "1.0.0-rc.1",
+  "version": "1.0.0-rc.2",
   "homepage": "http://webcomponents.org",
   "authors": [
     "The Polymer Authors"
diff --git a/package.json b/package.json
index c755cea..3811565 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@webcomponents/custom-elements",
-  "version": "1.0.0-rc.1",
+  "version": "1.0.0-rc.2",
   "description": "HTML Custom Elements Polyfill",
   "main": "custom-elements.min.js",
   "directories": {