diff --git a/lib/open_project/costs/version.rb b/lib/open_project/costs/version.rb
index 8456f32c42..e705b45e63 100644
--- a/lib/open_project/costs/version.rb
+++ b/lib/open_project/costs/version.rb
@@ -19,6 +19,6 @@
 
 module OpenProject
   module Costs
-    VERSION = "4.3.0"
+    VERSION = "4.4.0-alpha"
   end
 end