diff --git a/ght.cabal b/ght.cabal
--- a/ght.cabal
+++ b/ght.cabal
@@ -1,5 +1,5 @@
 Name:                ght
-Version:             0.2.0
+Version:             0.3.0
 License:             GPL
 License-file:        GPL-2
 Author:              Conrad Parker <conrad@metadecks.org>
@@ -10,7 +10,7 @@
                      repositories. It is in no way useful beyond that.
 Stability:           experimental
 Build-Type:          Simple
-Cabal-Version:       >= 1.2
+Cabal-Version:       >= 1.6
 
 ------------------------------------------------------------
 library
@@ -25,4 +25,4 @@
 Executable ght
     Main-Is:         ght.hs
     Hs-Source-Dirs:  ., tools
-    Build-Depends:   base, data-default, transformers, ui-command, unix, directory, filepath, bytestring, zlib, SHA
+    Build-Depends:   base, data-default, transformers == 0.2.*, ui-command, unix, directory, filepath, bytestring, zlib, SHA
diff --git a/tools/ght.hs b/tools/ght.hs
--- a/tools/ght.hs
+++ b/tools/ght.hs
@@ -1,7 +1,7 @@
 module Main where
 
 import Control.Monad (liftM, when)
-import Control.Monad.Trans (liftIO)
+import Control.Monad.IO.Class (liftIO)
 
 import Data.Default
 import Data.List (intersperse, sort)