diff --git a/Cabal.cabal b/Cabal.cabal
index 708289a30b951fd6a307e2f799d4a93c85867cde..645d84e4d10ab6fd9a009f7cf7a119d238edf458 100644
--- a/Cabal.cabal
+++ b/Cabal.cabal
@@ -1,5 +1,5 @@
 Name: Cabal
-Version: 1.5.6
+Version: 1.6.0.0
 Copyright: 2003-2006, Isaac Jones
            2005-2008, Duncan Coutts
 License: BSD3
@@ -55,7 +55,7 @@ Library
   Build-Depends: filepath >= 1 && < 1.2
 
   GHC-Options: -Wall
-  CPP-Options: "-DCABAL_VERSION=1,5,6"
+  CPP-Options: "-DCABAL_VERSION=1,6,0,0"
   nhc98-Options: -K4M
 
   Exposed-Modules:
diff --git a/Makefile b/Makefile
index 986e79175facdf297209f854276c284f4db59abc..138723a42eb41d536649c0b4a7baa456de319966 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
 
-VERSION=1.5.6
+VERSION=1.6.0.0
 
 KIND=devel
 #KIND=rc