diff --git a/Control/Monad/Trans/Resource.hs b/Control/Monad/Trans/Resource.hs
--- a/Control/Monad/Trans/Resource.hs
+++ b/Control/Monad/Trans/Resource.hs
@@ -72,7 +72,7 @@
 
 import Control.Monad.Cont.Class   ( MonadCont (..) )
 import Control.Monad.Error.Class  ( MonadError (..) )
-import Control.Monad.RWS.Class    ( MonadRWS (..) )
+import Control.Monad.RWS.Class    ( MonadRWS )
 import Control.Monad.Reader.Class ( MonadReader (..) )
 import Control.Monad.State.Class  ( MonadState (..) )
 import Control.Monad.Writer.Class ( MonadWriter (..) )
diff --git a/resourcet.cabal b/resourcet.cabal
--- a/resourcet.cabal
+++ b/resourcet.cabal
@@ -1,5 +1,5 @@
 Name:                resourcet
-Version:             0.3.3
+Version:             0.3.3.1
 Synopsis:            Deterministic allocation and freeing of scarce resources.
 Description:
 	This package was originally included with the conduit package, and has since been split off. For more information, please see <http://www.yesodweb.com/book/conduits>.