diff --git a/CHANGELOG.md b/CHANGELOG.md
index 085ee2e..524ba47 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,6 @@
-# 0.1.0.3 (working)
+# 0.2.0.0
 
 * conditional flags: `exe` and `vty`
 * can now proceed after winning the game
+* version number changed from `0.1.0.3` to `0.2.0.0` due to version policy
+* change `System.Game` to `Game`
diff --git a/h2048.cabal b/h2048.cabal
index e4685a3..12feb75 100644
--- a/h2048.cabal
+++ b/h2048.cabal
@@ -2,7 +2,7 @@
 --  see http://haskell.org/cabal/users-guide/
 
 name:                h2048
-version:             0.1.0.3
+version:             0.2.0.0
 synopsis:            a haskell implementation of Game 2048
 description:
 
@@ -17,7 +17,7 @@ maintainer:          Javran.C@gmail.com
 copyright:           Copyright (c) 2014 Javran Cheng
 category:            Game
 build-type:          Simple
-extra-source-files:  README.md
+extra-source-files:  README.md, CHANGELOG.md
 cabal-version:       >=1.10
 
 flag exe