diff --git a/VERSION b/VERSION
index 34cebea199..9e742e2225 100644
--- a/VERSION
+++ b/VERSION
@@ -6,4 +6,4 @@
 # incompatible way, this version number might not change. Instead, the version
 # number for package:flutter will update to reflect that change.
 
-0.0.17
+0.0.18-dev
diff --git a/packages/flutter/pubspec.yaml b/packages/flutter/pubspec.yaml
index 7cf98cdeff..0ff13f4cbf 100644
--- a/packages/flutter/pubspec.yaml
+++ b/packages/flutter/pubspec.yaml
@@ -1,5 +1,5 @@
 name: flutter
-version: 0.0.37
+version: 0.0.38-dev
 author: Flutter Authors <flutter-dev@googlegroups.com>
 description: A framework for writing Flutter applications
 homepage: http://flutter.io
diff --git a/packages/flutter_driver/pubspec.yaml b/packages/flutter_driver/pubspec.yaml
index 15fd62b125..8a4c2bafab 100644
--- a/packages/flutter_driver/pubspec.yaml
+++ b/packages/flutter_driver/pubspec.yaml
@@ -1,5 +1,5 @@
 name: flutter_driver
-version: 0.0.15
+version: 0.0.16-dev
 description: Integration and performance test API for Flutter applications
 homepage: http://flutter.io
 author: Flutter Authors <flutter-dev@googlegroups.com>
diff --git a/packages/flutter_test/pubspec.yaml b/packages/flutter_test/pubspec.yaml
index 38bd8e5830..87c37a4772 100644
--- a/packages/flutter_test/pubspec.yaml
+++ b/packages/flutter_test/pubspec.yaml
@@ -1,5 +1,5 @@
 name: flutter_test
-version: 0.0.15
+version: 0.0.16-dev
 dependencies:
   # To update these, use "flutter update-packages --force-upgrade".