diff --git a/Codec/Zlib/Enum.hs b/Codec/Zlib/Enum.hs
--- a/Codec/Zlib/Enum.hs
+++ b/Codec/Zlib/Enum.hs
@@ -14,11 +14,11 @@
 
 -- | Gzip compression with default parameters.
 gzip :: MonadIO m => Enumeratee ByteString ByteString m a
-gzip = compress 1 defaultWindowBits
+gzip = compress 1 (WindowBits 31)
 
 -- | Gzip decompression with default parameters.
 ungzip :: MonadIO m => Enumeratee ByteString ByteString m a
-ungzip = decompress defaultWindowBits
+ungzip = decompress (WindowBits 31)
 
 -- |
 -- Decompress (inflate) a stream of 'ByteString's. For example:
diff --git a/zlib-enum.cabal b/zlib-enum.cabal
--- a/zlib-enum.cabal
+++ b/zlib-enum.cabal
@@ -1,5 +1,5 @@
 name:           zlib-enum
-version:        0.2
+version:        0.2.1
 license:        MIT
 license-file:   LICENSE
 author:         Paulo Tanimoto <ptanimoto@gmail.com>