diff --git a/README b/README
new file mode 100644
--- /dev/null
+++ b/README
@@ -0,0 +1,2 @@
+A convenient command line wrapper over GHC to display GHC's optimised
+Core and assembly output in a human readable manner.
diff --git a/ghc-core.cabal b/ghc-core.cabal
--- a/ghc-core.cabal
+++ b/ghc-core.cabal
@@ -1,5 +1,5 @@
 name:           ghc-core
-version:        0.4
+version:        0.4.1
 license:        BSD3
 license-file:   LICENSE
 author:         Don Stewart
diff --git a/ghc-core.hs b/ghc-core.hs
--- a/ghc-core.hs
+++ b/ghc-core.hs
@@ -27,14 +27,13 @@
 import Control.Monad
 import Data.List
 import Data.Maybe
-import System.Cmd
 import System.Console.GetOpt
 import System.Directory
 import System.Environment
 import System.Exit
 import System.FilePath
 import System.IO
-import System.Process
+import System.Process hiding (readProcess)
 import Text.Printf
 import qualified Control.Exception as C