diff -ru orig/yesod-eventsource.cabal new/yesod-eventsource.cabal
--- orig/yesod-eventsource.cabal	2013-12-04 07:32:48.638605826 +0200
+++ new/yesod-eventsource.cabal	2013-12-04 07:32:48.000000000 +0200
@@ -30,8 +30,8 @@
     build-depends:   base                  >= 4        && < 5
                    , yesod-core            == 1.2.*
                    , conduit               >= 0.5      && < 1.1
-                   , wai                   >= 1.3      && < 1.5
-                   , wai-eventsource       >= 1.3      && < 1.4
+                   , wai                   >= 1.3
+                   , wai-eventsource       >= 1.3
                    , blaze-builder
                    , transformers
     exposed-modules: Yesod.EventSource