diff --git a/npm-react/package.json b/npm-react/package.json
index 360d612c76..bcceba9acd 100644
--- a/npm-react/package.json
+++ b/npm-react/package.json
@@ -1,7 +1,7 @@
 {
   "name": "react",
   "description": "React is a JavaScript library for building user interfaces.",
-  "version": "0.13.0-alpha.1",
+  "version": "0.13.0-alpha.2",
   "keywords": [
     "react"
   ],
diff --git a/package.json b/package.json
index 7fa6e0ca24..11a64df94d 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "react-tools",
   "description": "A set of complementary tools to React, including the JSX transformer.",
-  "version": "0.13.0-alpha.1",
+  "version": "0.13.0-alpha.2",
   "keywords": [
     "react",
     "jsx",
diff --git a/src/browser/ui/React.js b/src/browser/ui/React.js
index 977d4689df..03fd063b16 100644
--- a/src/browser/ui/React.js
+++ b/src/browser/ui/React.js
@@ -146,6 +146,6 @@ if (__DEV__) {
   }
 }
 
-React.version = '0.13.0-alpha.1';
+React.version = '0.13.0-alpha.2';
 
 module.exports = React;