diff --git a/wai-extra.cabal b/wai-extra.cabal
--- a/wai-extra.cabal
+++ b/wai-extra.cabal
@@ -1,5 +1,5 @@
 Name:                wai-extra
-Version:             0.4.0.2
+Version:             0.4.0.3
 Synopsis:            Provides some basic WAI handlers and middleware.
 Description:         The goal here is to provide common features without many dependencies.
 License:             BSD3
@@ -27,7 +27,7 @@
                      blaze-builder >= 0.2.1.3 && < 0.4,
                      http-types >= 0.6 && < 0.7,
                      text >= 0.5 && < 1.0,
-                     case-insensitive >= 0.2 && < 0.3
+                     case-insensitive >= 0.2 && < 0.4
   Exposed-modules:   Network.Wai.Handler.CGI
                      Network.Wai.Middleware.AcceptOverride
                      Network.Wai.Middleware.Autohead