diff --git a/apiary-websockets.cabal b/apiary-websockets.cabal
--- a/apiary-websockets.cabal
+++ b/apiary-websockets.cabal
@@ -1,6 +1,5 @@
 name:                apiary-websockets
-version:             0.4.3.3
-x-revision:          1
+version:             0.4.3.4
 synopsis:            websockets supper for apiary web framework.
 description:
   example: <https://github.com/philopon/apiary/blob/master/examples/websockets.hs>
@@ -21,7 +20,7 @@
   exposed-modules:     Web.Apiary.WebSockets
   other-modules:       
   build-depends:       base               >=4.6   && <4.8
-                     , apiary             >=0.4.2 && <0.6
+                     , apiary             >=0.4.2 && <0.7
                      , wai-websockets     >=2.1   && <2.2
                      , websockets         >=0.8   && <0.9