diff --git a/Control/Monad/Error/Class.hs b/Control/Monad/Error/Class.hs
--- a/Control/Monad/Error/Class.hs
+++ b/Control/Monad/Error/Class.hs
@@ -5,6 +5,7 @@
 Copyright   :  (c) Michael Weber <michael.weber@post.rwth-aachen.de> 2001,
                (c) Jeff Newbern 2003-2006,
                (c) Andriy Palamarchuk 2006
+               (c) Edward Kmett 2012
 License     :  BSD-style (see the file LICENSE)
 
 Maintainer  :  libraries@haskell.org
@@ -52,10 +53,11 @@
 import Control.Monad.Trans.Writer.Strict as StrictWriter
 
 import Control.Monad.Trans.Class (lift)
-import Control.Exception (IOException)
+import Control.Exception (IOException, catch, ioError)
 import Control.Monad
 import Control.Monad.Instances ()
 import Data.Monoid
+import Prelude (Either(..), (.), IO)
 
 {- |
 The strategy of combining computations that can throw exceptions
diff --git a/mtl.cabal b/mtl.cabal
--- a/mtl.cabal
+++ b/mtl.cabal
@@ -1,5 +1,5 @@
 name:         mtl
-version:      2.1.1
+version:      2.1.2
 cabal-version: >= 1.6
 license:      BSD3
 license-file: LICENSE
@@ -7,6 +7,8 @@
 maintainer:   Edward Kmett <ekmett@gmail.com>
 category:     Control
 synopsis:     Monad classes, using functional dependencies
+homepage:     http://github.com/ekmett/mtl
+bug-reports:  http://github.com/ekmett/mtl/issues
 description:
     Monad classes using functional dependencies, with instances
     for various monad transformers, inspired by the paper