diff --git a/src/T3/Game/Core.hs b/src/T3/Game/Core.hs
--- a/src/T3/Game/Core.hs
+++ b/src/T3/Game/Core.hs
@@ -4,7 +4,6 @@
 {-# LANGUAGE FlexibleContexts #-}
 {-# LANGUAGE FlexibleInstances #-}
 {-# LANGUAGE ScopedTypeVariables #-}
-{-# LANGUAGE OverlappingInstances #-}
 
 module T3.Game.Core
   ( XO(..)
diff --git a/t3-game.cabal b/t3-game.cabal
--- a/t3-game.cabal
+++ b/t3-game.cabal
@@ -1,13 +1,13 @@
 name:                t3-game
-version:             0.1.0
+version:             0.1.0.0
 synopsis:            tic-tac-toe core
 description:         Please see README.md
 homepage:            http://github.com/jxv/t3#readme
 license: BSD3
 license-file:        LICENSE
-author:              Joe Vargas
-maintainer:          http://github.com/jxv
-copyright:           2016 Joe Vargas
+author:              Author name here
+maintainer:          example@example.com
+copyright:           2016 Author Here
 category:            Game
 build-type:          Simple
 -- extra-source-files: