diff --git a/Main.hs b/Main.hs
--- a/Main.hs
+++ b/Main.hs
@@ -27,7 +27,7 @@
 import Distribution.System
 import Distribution.Simple.PackageIndex
 
-import Data.Digest.MD5
+import Data.Digest.Pure.MD5
 import qualified Data.ByteString.Lazy as B
 
 import Control.Monad
diff --git a/cabal2arch.cabal b/cabal2arch.cabal
--- a/cabal2arch.cabal
+++ b/cabal2arch.cabal
@@ -1,5 +1,5 @@
 name:               cabal2arch
-version:            0.3
+version:            0.3.1
 homepage:           http://code.haskell.org/~dons/code/cabal2arch
 synopsis:           Create Arch Linux packages from Cabal packages
 description:        Create Arch Linux packages from Cabal packages
@@ -31,6 +31,6 @@
 
     build-depends:
             Cabal >= 1.3.11 && < 1.5,
-            filepath,
-            pureMD5
+            pureMD5 >= 0.2.0,
+            filepath