diff --git a/CHANGELOG.md b/CHANGELOG.md
index 53ea3e4..5b551fd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+## [0.5.2](https://github.com/fgrehm/vagrant-cachier/compare/v0.5.1...master) (unreleased)
+
+
 ## [0.5.1](https://github.com/fgrehm/vagrant-cachier/compare/v0.5.0...v0.5.1) (Dec 20, 2013)
 
 BUG FIXES:
diff --git a/Gemfile.lock b/Gemfile.lock
index a435a1b..f0a5e13 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -31,7 +31,7 @@ GIT
 PATH
   remote: .
   specs:
-    vagrant-cachier (0.5.1)
+    vagrant-cachier (0.5.2.dev)
 
 GEM
   remote: https://rubygems.org/
diff --git a/lib/vagrant-cachier/version.rb b/lib/vagrant-cachier/version.rb
index a423db7..193f89f 100644
--- a/lib/vagrant-cachier/version.rb
+++ b/lib/vagrant-cachier/version.rb
@@ -1,5 +1,5 @@
 module VagrantPlugins
   module Cachier
-    VERSION = "0.5.1"
+    VERSION = "0.5.2.dev"
   end
 end