diff --git a/changelog b/changelog
--- a/changelog
+++ b/changelog
@@ -1,3 +1,7 @@
+0.5.0.1
+-------
+* Support GHC 7.4.2
+
 0.5.0.0
 -------
 * Add RWSC
diff --git a/concurrent-state.cabal b/concurrent-state.cabal
--- a/concurrent-state.cabal
+++ b/concurrent-state.cabal
@@ -1,5 +1,5 @@
 name:                concurrent-state
-version:             0.5.0.0
+version:             0.5.0.1
 synopsis:            MTL-like library using TVars
 description:         State, RWS backed by TVar.
 homepage:            https://github.com/joelteon/concurrent-state
@@ -20,7 +20,7 @@
                        Control.Monad.RWS.Concurrent
                        Control.Monad.RWS.Concurrent.Lazy
                        Control.Monad.RWS.Concurrent.Strict
-  build-depends:       base >=4.6 && <4.7, exceptions >= 0.3, mtl >= 2.1, stm, transformers
+  build-depends:       base >=4.4 && <4.7, exceptions >= 0.3, mtl >= 2.1, stm, transformers
   hs-source-dirs:      src
   default-language:    Haskell2010
 
diff --git a/src/Control/Monad/RWS/Concurrent/Lazy.hs b/src/Control/Monad/RWS/Concurrent/Lazy.hs
--- a/src/Control/Monad/RWS/Concurrent/Lazy.hs
+++ b/src/Control/Monad/RWS/Concurrent/Lazy.hs
@@ -1,3 +1,4 @@
+{-# LANGUAGE CPP #-}
 {-# LANGUAGE FlexibleInstances #-}
 {-# LANGUAGE MultiParamTypeClasses #-}
 
@@ -29,6 +30,9 @@
 import Control.Exception (throwIO)
 import Control.Monad.Catch
 import Control.Monad.RWS
+#if defined(__GLASGOW_HASKELL__) && __GLASGOW_HASKELL__ < 706
+import Prelude hiding (catch)
+#endif
 
 -- ---------------------------------------------------------------------------
 -- | A concurrent monad transformer reading an environment of type @r@,
diff --git a/src/Control/Monad/RWS/Concurrent/Strict.hs b/src/Control/Monad/RWS/Concurrent/Strict.hs
--- a/src/Control/Monad/RWS/Concurrent/Strict.hs
+++ b/src/Control/Monad/RWS/Concurrent/Strict.hs
@@ -1,3 +1,4 @@
+{-# LANGUAGE CPP #-}
 {-# LANGUAGE FlexibleInstances #-}
 {-# LANGUAGE MultiParamTypeClasses #-}
 
@@ -29,6 +30,9 @@
 import Control.Exception (throwIO)
 import Control.Monad.Catch
 import Control.Monad.RWS
+#if defined(__GLASGOW_HASKELL__) && __GLASGOW_HASKELL__ < 706
+import Prelude hiding (catch)
+#endif
 
 -- ---------------------------------------------------------------------------
 -- | A concurrent monad transformer reading an environment of type @r@,
diff --git a/src/Control/Monad/State/Concurrent/Lazy.hs b/src/Control/Monad/State/Concurrent/Lazy.hs
--- a/src/Control/Monad/State/Concurrent/Lazy.hs
+++ b/src/Control/Monad/State/Concurrent/Lazy.hs
@@ -1,3 +1,4 @@
+{-# LANGUAGE CPP #-}
 {-# LANGUAGE FlexibleInstances #-}
 {-# LANGUAGE MultiParamTypeClasses #-}
 {-# LANGUAGE TupleSections #-}
@@ -37,6 +38,9 @@
 import Control.Monad
 import Control.Monad.Catch
 import Control.Monad.State
+#if defined(__GLASGOW_HASKELL__) && __GLASGOW_HASKELL__ < 706
+import Prelude hiding (catch)
+#endif
 
 -- ---------------------------------------------------------------------------
 -- | A concurrent state transformer monad parameterized by:
diff --git a/src/Control/Monad/State/Concurrent/Strict.hs b/src/Control/Monad/State/Concurrent/Strict.hs
--- a/src/Control/Monad/State/Concurrent/Strict.hs
+++ b/src/Control/Monad/State/Concurrent/Strict.hs
@@ -1,3 +1,4 @@
+{-# LANGUAGE CPP #-}
 {-# LANGUAGE FlexibleInstances #-}
 {-# LANGUAGE MultiParamTypeClasses #-}
 {-# LANGUAGE TupleSections #-}
@@ -38,6 +39,9 @@
 import Control.Monad
 import Control.Monad.Catch
 import Control.Monad.State
+#if defined(__GLASGOW_HASKELL__) && __GLASGOW_HASKELL__ < 706
+import Prelude hiding (catch)
+#endif
 
 -- ---------------------------------------------------------------------------
 -- | A concurrent state transformer monad parameterized by: