diff --git a/keter.cabal b/keter.cabal
--- a/keter.cabal
+++ b/keter.cabal
@@ -1,5 +1,5 @@
 Name:                keter
-Version:             0.3.5.2
+Version:             0.3.5.3
 Synopsis:            Web application deployment manager, focusing on Haskell web frameworks
 Description:
     Handles deployment of web apps, providing a reverse proxy to achieve zero downtime deployments. For more information, please see the README on Github: <https://github.com/snoyberg/keter#readme>
@@ -45,7 +45,7 @@
                      , unix-process-conduit      >= 0.2           && < 0.3
                      , unix                      >= 2.5           && < 2.7
                      , wai-app-static            >= 1.3           && < 1.4
-                     , wai                       >= 1.3           && < 1.4
+                     , wai                       >= 1.3           && < 1.5
                      , http-types
   Exposed-Modules:     Keter.Process
                        Keter.ProcessTracker