diff --git a/CHANGES b/CHANGES
index fb0ec06..d88b999 100644
--- a/CHANGES
+++ b/CHANGES
@@ -3,7 +3,7 @@
 new features implemented in master branch but not part of the latest release
 - - -
 
-0.4.2
+0.5
 * new language: Haskell core (edit high level Haskell and see the core ast) 
 
 0.4.1
diff --git a/astview.cabal b/astview.cabal
index 73c31b1..747e3ff 100755
--- a/astview.cabal
+++ b/astview.cabal
@@ -1,5 +1,5 @@
 Name:            astview
-Version:         0.4.2
+Version:         0.5
 License:         BSD4
 License-File:    LICENSE
 Author: