diff --git a/haddock.cabal b/haddock.cabal
index 4a00ce1..5323628 100644
--- a/haddock.cabal
+++ b/haddock.cabal
@@ -71,7 +71,7 @@ executable haddock
     pretty,
     containers,
     array,
-    Cabal >= 1.5,
+    Cabal >= 1.5 && <1.10,
     ghc >= 6.12 && < 6.14
 
   if flag(in-ghc-tree)