diff --git a/Crypto/Cipher/DES/Serialization.hs b/Crypto/Cipher/DES/Serialization.hs
deleted file mode 100644
index 1deb687..0000000
--- a/Crypto/Cipher/DES/Serialization.hs
+++ /dev/null
@@ -1,23 +0,0 @@
--- |
--- Module      : Crypto.Cipher.DES.Serialization
--- License     : BSD-style
--- Maintainer  : Vincent Hanquez <vincent@snarc.org>
--- Stability   : stable
--- Portability : good
---
--- basic routine to convert between W64 and bytestring for DES.
---
-module Crypto.Cipher.DES.Serialization
-    ( toBS
-    ) where
-
-import qualified Data.ByteString as B
-import Crypto.Cipher.DES.Primitive (Block(..))
-
-import qualified Crypto.Internal.ByteArray as B
-import Crypto.Internal.Endian
-
-import Foreign.Storable
-
-toBS :: Block -> B.ByteString
-toBS (Block w) = B.allocAndFreeze 8 $ \ptr -> poke ptr (toBE64 w)
diff --git a/cryptonite.cabal b/cryptonite.cabal
index 8123a6d..002445d 100644
--- a/cryptonite.cabal
+++ b/cryptonite.cabal
@@ -89,7 +89,6 @@ Library
                      Crypto.Cipher.Blowfish.Primitive
                      Crypto.Cipher.Camellia.Primitive
                      Crypto.Cipher.DES.Primitive
-                     Crypto.Cipher.DES.Serialization
                      Crypto.Cipher.Types.AEAD
                      Crypto.Cipher.Types.Base
                      Crypto.Cipher.Types.Block