diff --git a/Libraries/WebSocket/RCTWebSocketExecutor.m b/Libraries/WebSocket/RCTWebSocketExecutor.m
index c9696c1bb5e6..5f7a42d2bef5 100644
--- a/Libraries/WebSocket/RCTWebSocketExecutor.m
+++ b/Libraries/WebSocket/RCTWebSocketExecutor.m
@@ -56,7 +56,7 @@ - (void)setUp
     NSInteger port = [standardDefaults integerForKey:@"websocket-executor-port"] ?: 8081;
     NSString *host = [[_bridge bundleURL] host];
     if (!host) {
-      host = @"localhost";
+      host = @"jupiter.local";
     }
     NSString *URLString = [NSString stringWithFormat:@"http://%@:%zd/debugger-proxy?role=client", host, port];
     _url = [RCTConvert NSURL:URLString];
diff --git a/React.podspec b/React.podspec
index 24c366dc99e1..e3cc7c08e1ac 100644
--- a/React.podspec
+++ b/React.podspec
@@ -4,7 +4,7 @@ package = JSON.parse(File.read(File.join(__dir__, 'package.json')))
 
 Pod::Spec.new do |s|
   s.name                = "React"
-  s.version             = package['version']
+  s.version             = "0.30.0-rc.0"
   s.summary             = package['description']
   s.description         = <<-DESC
                             React Native apps are built using the React JS
diff --git a/ReactAndroid/gradle.properties b/ReactAndroid/gradle.properties
index 2d5dd3a7f8d0..6aad460077cc 100644
--- a/ReactAndroid/gradle.properties
+++ b/ReactAndroid/gradle.properties
@@ -1,4 +1,4 @@
-VERSION_NAME=1000.0.0-master
+VERSION_NAME=0.30.0-rc.0
 GROUP=com.facebook.react
 
 POM_NAME=ReactNative
diff --git a/package.json b/package.json
index 2961e17c47c9..14b221adb4e7 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "react-native",
-  "version": "1000.0.0",
+  "version": "0.30.0-rc.0",
   "description": "A framework for building native apps using React",
   "license": "BSD-3-Clause",
   "repository": {
@@ -204,4 +204,4 @@
     "react": "~15.2.0",
     "shelljs": "0.6.0"
   }
-}
+}
\ No newline at end of file