diff --git a/.gitignore b/.gitignore
index ead7383..5347f7e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,3 +8,5 @@ build
 test-output
 cabal-dev
 dstroot
+tags
+/.hsenv/
diff --git a/Kit/Contents.hs b/Kit/Contents.hs
index 2498793..c7bc7e7 100644
--- a/Kit/Contents.hs
+++ b/Kit/Contents.hs
@@ -1,4 +1,3 @@
-{-# LANGUAGE PackageImports #-}
 module Kit.Contents (
   KitContents(..),
   readKitContents,
@@ -29,7 +28,7 @@ instance Packageable KitContents where
   packageVersion = packageVersion . contentSpec
 
 namedPrefix :: KitContents -> Maybe String
-namedPrefix kc = fmap (\s -> "//" ++ (packageFileName kc) ++ "\n" ++ s) $ contentPrefix kc
+namedPrefix kc = fmap (\s -> "//" ++ packageFileName kc ++ "\n" ++ s) $ contentPrefix kc
 
 readKitContents :: (Applicative m, MonadIO m) => AbsolutePath -> KitSpec -> m KitContents
 readKitContents absKitDir spec =
diff --git a/Kit/Util.hs b/Kit/Util.hs
index 3b5db1f..5f0ce5e 100644
--- a/Kit/Util.hs
+++ b/Kit/Util.hs
@@ -6,12 +6,11 @@ module Kit.Util(
   module Control.Monad,
   module System.Directory,
   module System.FilePath.Posix,
-  module Debug.Trace,
   module Control.Monad.Trans,
   Color(..),
   (>>>)
   ) where
-  import Debug.Trace
+
   import System.Directory
   import System.FilePath.Posix
   import System.FilePath.Glob (globDir1, compile)
@@ -26,8 +25,8 @@ module Kit.Util(
   import Control.Arrow
   import Control.Applicative
   import Control.Monad
-  import "mtl" Control.Monad.Error
-  import "mtl" Control.Monad.Trans
+  import Control.Monad.Error
+  import Control.Monad.Trans
   import System.Cmd
 
   import System.Console.ANSI