diff --git a/wai-websockets.cabal b/wai-websockets.cabal
--- a/wai-websockets.cabal
+++ b/wai-websockets.cabal
@@ -1,5 +1,5 @@
 Name:                wai-websockets
-Version:             1.3.1.1
+Version:             1.3.1.2
 Synopsis:            Provide a bridge betweeen WAI and the websockets package.
 License:             MIT
 License-file:        LICENSE
@@ -20,7 +20,7 @@
   Build-Depends:     base               >= 3        && < 5
                    , bytestring         >= 0.9.1.4
                    , conduit            >= 0.5      && < 1.1
-                   , wai                >= 1.3      && < 1.4
+                   , wai                >= 1.3      && < 1.5
                    , enumerator         >= 0.4.8    && < 0.5
                    , network-enumerator >= 0.1.2    && < 0.2
                    , blaze-builder      >= 0.2.1.4  && < 0.4