diff --git a/repa-bytestring.cabal b/repa-bytestring.cabal
--- a/repa-bytestring.cabal
+++ b/repa-bytestring.cabal
@@ -1,5 +1,5 @@
 Name:                repa-bytestring
-Version:             2.0.0.3
+Version:             2.0.0.4
 License:             BSD3
 License-file:        LICENSE
 Author:              The DPH Team
@@ -21,7 +21,7 @@
         base                 == 4.*,
         repa                 == 2.0.*,
         vector               == 0.7.*,
-        bytestring           == 0.9.1.*
+        bytestring           == 0.9.*
 
   ghc-options:
         -Odph -Wall -fno-warn-missing-signatures