diff --git a/ghc-simple.cabal b/ghc-simple.cabal
--- a/ghc-simple.cabal
+++ b/ghc-simple.cabal
@@ -1,5 +1,5 @@
 name:                ghc-simple
-version:             0.2
+version:             0.2.1
 synopsis:            Simplified interface to the GHC API.
 description:         The GHC API is a great tool for working with Haskell code.
                      Unfortunately, it's also fairly opaque and hard to get
diff --git a/src/Language/Haskell/GHC/Simple.hs b/src/Language/Haskell/GHC/Simple.hs
--- a/src/Language/Haskell/GHC/Simple.hs
+++ b/src/Language/Haskell/GHC/Simple.hs
@@ -198,7 +198,7 @@
 -- | Read a module from cache file.
 readModCache :: Binary a => CompConfig -> ModMetadata -> IO (CompiledModule a)
 readModCache cfg meta = do
-    m <- decode <$> BS.readFile cachefile
+    m <- decode `fmap` BS.readFile cachefile
     return $ CompiledModule m meta
   where
     ext = cfgCacheFileExt cfg
diff --git a/src/Language/Haskell/GHC/Simple/Impl.hs b/src/Language/Haskell/GHC/Simple/Impl.hs
--- a/src/Language/Haskell/GHC/Simple/Impl.hs
+++ b/src/Language/Haskell/GHC/Simple/Impl.hs
@@ -37,7 +37,7 @@
   prepare = toSimplifiedStg
 
 instance Intermediate CgGuts where
-  prepare _ = pure
+  prepare _ = return
 
 instance Intermediate CoreProgram where
   prepare ms cgguts = do