diff --git a/CHANGELOG.md b/CHANGELOG.md
index 837de65..286ca01 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,4 @@
-#### Pub version 0.7.0
+#### Pub version 0.7.0-dev
   * Updated to 0.4.0-5a7353d release, with same cherry pick as 0.6.0+1.
   * Many features were moved into the polymer package, this package is now
     purely focused on polyfills.
diff --git a/pubspec.yaml b/pubspec.yaml
index a61eb21..f1bb61e 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,5 +1,5 @@
 name: web_components
-version: 0.7.0
+version: 0.7.0-dev
 author: Polymer.dart Authors <web-ui-dev@dartlang.org>
 homepage: https://www.dartlang.org/polymer-dart/
 description: >