diff --git a/hopfli.cabal b/hopfli.cabal
--- a/hopfli.cabal
+++ b/hopfli.cabal
@@ -1,6 +1,6 @@
 name:                hopfli
-version:             0.1.0.0
-synopsis:            zlib compatible compression using Zopfil Compression Algorithm
+version:             0.2.0.0
+synopsis:            zlib compatible compression using Zopfli Compression Algorithm
 homepage:            https://github.com/ananthakumaran/hopfli
 license:             Apache-2.0
 license-file:        LICENSE
diff --git a/src/Codec/Compression/Hopfli/Raw.hsc b/src/Codec/Compression/Hopfli/Raw.hsc
--- a/src/Codec/Compression/Hopfli/Raw.hsc
+++ b/src/Codec/Compression/Hopfli/Raw.hsc
@@ -10,8 +10,10 @@
 import qualified Codec.Compression.Zlib     as Z
 import qualified Codec.Compression.Zlib.Raw as ZR
 import qualified Data.ByteString            as B
+import           Data.ByteString.Char8      ()
 import           Data.ByteString.Internal   (fromForeignPtr, toForeignPtr)
 import qualified Data.ByteString.Lazy       as BL
+import           Data.ByteString.Lazy.Char8 ()
 import           Foreign                    hiding (unsafePerformIO)
 import           Foreign.C.Types
 import           Prelude                    hiding (length)