diff --git a/pugs-compat.cabal b/pugs-compat.cabal
--- a/pugs-compat.cabal
+++ b/pugs-compat.cabal
@@ -1,5 +1,5 @@
 Name           : pugs-compat
-Version        : 0.0.6.20110925
+Version        : 0.0.6.20120203
 Build-type     : Simple
 Category       : Pugs
 License        : BSD3
@@ -9,7 +9,7 @@
 Description    : Portable Haskell/POSIX layer for Pugs
 Cabal-Version  : >=1.2.3
 
-Tested-With:       GHC==6.8.2, GHC==6.8.3, GHC==6.10.1, GHC==6.12.1
+Tested-With:       GHC==6.8.2, GHC==6.8.3, GHC==6.10.1, GHC==6.12.1, GHC==7.4.1
 
 Library
   Extensions      : CPP, MagicHash, ScopedTypeVariables, MultiParamTypeClasses,
diff --git a/src/Pugs/Compat.hs b/src/Pugs/Compat.hs
--- a/src/Pugs/Compat.hs
+++ b/src/Pugs/Compat.hs
@@ -46,7 +46,7 @@
 import Data.List              as X ( (\\), find, genericLength, insert, sortBy, intersperse, partition, group, sort, genericReplicate, isPrefixOf, isSuffixOf, genericTake, genericDrop, unfoldr, nub, nubBy, transpose, delete, foldl')
 import Data.Map               as X (Map)
 import Data.Maybe             as X 
-import Data.Monoid            as X 
+import Data.Monoid            as X (Monoid(..))
 import Data.Ratio             as X 
 import Data.Sequence          as X (Seq, singleton)
 import Data.Set               as X (Set)