diff --git a/LICENSE b/LICENSE
--- a/LICENSE
+++ b/LICENSE
@@ -1,4 +1,4 @@
-Copyright (c) 2009-2014 Simon Hengel <sol@typeful.net>
+Copyright (c) 2009-2015 Simon Hengel <sol@typeful.net>
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/doctest.cabal b/doctest.cabal
--- a/doctest.cabal
+++ b/doctest.cabal
@@ -1,5 +1,5 @@
 name:             doctest
-version:          0.9.11.1
+version:          0.9.12
 synopsis:         Test interactive Haskell examples
 description:      The doctest program checks examples in source code comments.
                   It is modeled after doctest for Python
@@ -12,7 +12,7 @@
 homepage:         https://github.com/sol/doctest#readme
 license:          MIT
 license-file:     LICENSE
-copyright:        (c) 2009-2014 Simon Hengel
+copyright:        (c) 2009-2015 Simon Hengel
 author:           Simon Hengel <sol@typeful.net>
 maintainer:       Simon Hengel <sol@typeful.net>
 build-type:       Simple
@@ -48,7 +48,7 @@
     , Sandbox
   build-depends:
       base          == 4.*
-    , ghc           >= 7.0 && < 7.10
+    , ghc           >= 7.0 && < 7.12
     , syb           >= 0.3 && < 0.5
     , deepseq
     , directory
@@ -74,7 +74,7 @@
   type:
       exitcode-stdio-1.0
   ghc-options:
-      -Wall -Werror -threaded
+      -Wall -threaded
   cpp-options:
       -DTEST
   hs-source-dirs:
@@ -106,7 +106,7 @@
   type:
       exitcode-stdio-1.0
   ghc-options:
-      -Wall -Werror -threaded
+      -Wall -threaded
   hs-source-dirs:
       test
   build-depends:
diff --git a/src/Extract.hs b/src/Extract.hs
--- a/src/Extract.hs
+++ b/src/Extract.hs
@@ -7,7 +7,9 @@
 import           Control.Exception
 import           Data.List (partition, isSuffixOf)
 import           Data.Maybe
+#if __GLASGOW_HASKELL__ < 710
 import           Data.Foldable (concat)
+#endif
 
 import           Control.DeepSeq (deepseq, NFData(rnf))
 import           Data.Generics
@@ -23,7 +25,9 @@
 import           Exception (ExceptionMonad)
 import           System.Directory
 import           System.FilePath
+#if __GLASGOW_HASKELL__ < 710
 import           NameSet (NameSet)
+#endif
 import           Coercion (Coercion)
 import           FastString (unpackFS)
 import           Digraph (flattenSCCs)
@@ -177,7 +181,11 @@
     -- traversing the whole source in a generic way, to ensure that we get
     -- everything in source order.
     header  = [(Nothing, x) | Just x <- [hsmodHaddockModHeader source]]
+#if __GLASGOW_HASKELL__ < 710
     exports = [(Nothing, L loc doc) | L loc (IEDoc doc) <- concat (hsmodExports source)]
+#else
+    exports = [(Nothing, L loc doc) | L loc (IEDoc doc) <- maybe [] unLoc (hsmodExports source)]
+#endif
     decls   = extractDocStrings (hsmodDecls source)
 
 type Selector a = a -> ([(Maybe String, LHsDocString)], Bool)
@@ -195,8 +203,10 @@
 extractDocStrings = everythingBut (++) (([], False) `mkQ` fromLHsDecl
   `extQ` fromLDocDecl
   `extQ` fromLHsDocString
+#if __GLASGOW_HASKELL__ < 710
   `extQ` (ignore :: Selector NameSet)
   `extQ` (ignore :: Selector PostTcKind)
+#endif
 
   -- HsExpr never contains any documentation, but it may contain error thunks.
   --
@@ -211,11 +221,19 @@
   `extQ` (ignore :: Selector Coercion)
 
 #if __GLASGOW_HASKELL__ >= 706
+#if __GLASGOW_HASKELL__ < 710
   -- hswb_kvs and hswb_tvs may be error thunks
   `extQ` (ignore :: Selector (HsWithBndrs [LHsType RdrName]))
   `extQ` (ignore :: Selector (HsWithBndrs [LHsType Name]))
   `extQ` (ignore :: Selector (HsWithBndrs (LHsType RdrName)))
   `extQ` (ignore :: Selector (HsWithBndrs (LHsType Name)))
+#else
+  -- hswb_kvs and hswb_tvs may be error thunks
+  `extQ` (ignore :: Selector (HsWithBndrs RdrName [LHsType RdrName]))
+  `extQ` (ignore :: Selector (HsWithBndrs Name    [LHsType Name]))
+  `extQ` (ignore :: Selector (HsWithBndrs RdrName (LHsType RdrName)))
+  `extQ` (ignore :: Selector (HsWithBndrs Name    (LHsType Name)))
+#endif
 #endif
   )
   where
diff --git a/src/Runner.hs b/src/Runner.hs
--- a/src/Runner.hs
+++ b/src/Runner.hs
@@ -12,7 +12,11 @@
 ) where
 
 import           Prelude hiding (putStr, putStrLn, error)
+
+#if __GLASGOW_HASKELL__ < 710
 import           Data.Monoid
+#endif
+
 import           Control.Applicative
 import           Control.Monad hiding (forM_)
 import           Text.Printf (printf)