diff --git a/src/Distribution/Simple/UUAGC/UUAGC.hs b/src/Distribution/Simple/UUAGC/UUAGC.hs
--- a/src/Distribution/Simple/UUAGC/UUAGC.hs
+++ b/src/Distribution/Simple/UUAGC/UUAGC.hs
@@ -48,7 +48,7 @@
                   hGetContents,
                   hFlush,
                   Handle(..), stderr, hPutStr, hPutStrLn)
-import System(exitFailure)
+import System.Exit(exitFailure)
 import Control.Exception (throwIO)
 import Control.Monad (liftM, when, guard, forM_, forM)
 import Control.Arrow ((&&&), second)
diff --git a/uuagc-cabal.cabal b/uuagc-cabal.cabal
--- a/uuagc-cabal.cabal
+++ b/uuagc-cabal.cabal
@@ -1,7 +1,7 @@
-cabal-version: >=1.4
+cabal-version: >=1.6
 build-type: Simple
 name: uuagc-cabal
-version: 1.0.0.0
+version: 1.0.0.1
 license: BSD3
 license-file: LICENSE
 maintainer: Arie Middelkoop <ariem@cs.uu.nl>
@@ -11,11 +11,13 @@
 category: Development
 stability: Stable
 copyright: Universiteit Utrecht
+author: Software Technology at Universiteit Utrecht
+bug-reports: hut-developers@cs.uu.nl
+tested-with: GHC >= 6.12
 
 library
    build-depends:   base >= 4, base < 5, Cabal >= 1.8.0.6, directory >= 1.0.1.1
    build-depends:   process >= 1.0.1.3, uulib >= 0.9.12, filepath >= 1.1.0.4, mtl >= 2.0.1.0
-   build-depends:   haskell98 >= 1.0.1.1
    hs-source-dirs:  src
    exposed-modules: Distribution.Simple.UUAGC
    other-modules:   Distribution.Simple.UUAGC.UUAGC,