diff --git a/bower.json b/bower.json
index 9395e877a1..7fc12e18d0 100644
--- a/bower.json
+++ b/bower.json
@@ -1,6 +1,6 @@
 {
   "name": "polymer",
-  "version": "2.0.0-preview",
+  "version": "2.0.0-rc.1",
   "main": [
     "polymer.html"
   ],
diff --git a/package.json b/package.json
index a06aea5648..b2b0e873b2 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@polymer/polymer",
-  "version": "2.0.0-preview",
+  "version": "2.0.0-rc.1",
   "description": "The Polymer library makes it easy to create your own web components. Give your element some markup and properties, and then use it on a site. Polymer provides features like dynamic templates and data binding to reduce the amount of boilerplate you need to write",
   "main": "polymer.html",
   "directories": {