diff --git a/wai-middleware-cache-redis.cabal b/wai-middleware-cache-redis.cabal
--- a/wai-middleware-cache-redis.cabal
+++ b/wai-middleware-cache-redis.cabal
@@ -1,5 +1,5 @@
 name:           wai-middleware-cache-redis
-version:        0.4.2
+version:        0.4.3
 cabal-version:  >= 1.8
 build-type:     Simple
 stability:      Experimental
@@ -22,7 +22,7 @@
   build-depends:    base >= 4 && < 5,
                    binary,
                    blaze-builder-conduit >= 0.5,
-                   bytestring >= 0.9 && < 0.10,
+                   bytestring >= 0.9 && < 0.11,
                    case-insensitive >= 0.2,
                    conduit >= 0.5 && < 0.6,
                    hedis >= 0.6 && < 0.7,