1 files changed, 1 insertions, 1 deletions
diff --git a/haddock.cabal b/haddock.cabal
index 22547eab..31a4ef06 100644
--- a/haddock.cabal
+++ b/haddock.cabal
@@ -63,7 +63,7 @@ executable haddock
   build-depends:
     base,
     haskell98,
-    ghc >= 6.8.2,
+    ghc >= 6.8.2 && <= 6.9,
     ghc-paths,
     filepath,
     directory,