diff --git a/core-haskell.cabal b/core-haskell.cabal
--- a/core-haskell.cabal
+++ b/core-haskell.cabal
@@ -2,7 +2,7 @@
 License:                BSD3
 License-file:           LICENSE
 Category:               Language, Compilers/Interpreters
-Version:                0.6
+Version:                0.6.1
 Build-Type:             Simple
 Synopsis:               A subset of Haskell using in UCC for teaching purpose
 Description:            A subset of Haskell using in UCC for teaching purpose. 
@@ -17,8 +17,7 @@
     main-is: core-haskell.hs
     Default-Language: Haskell2010
     Build-Depends:      base == 4.6.*,
-                        ghc == 7.6.*,
                         haskeline,
-                        haskell-src-exts == 1.14.*,
+                        haskell-src-exts,
                         hint
     Buildable:          True