diff --git a/happstack.cabal b/happstack.cabal
--- a/happstack.cabal
+++ b/happstack.cabal
@@ -1,5 +1,5 @@
 Name:                happstack
-Version:             6.1.7
+Version:             6.1.8
 Synopsis:            The haskell application server stack + code generation
 Description:         The haskell application server stack
 License:             BSD3
@@ -31,7 +31,7 @@
   build-depends:       base >= 3 && <5,
                        happstack-data   >= 6.0 && < 6.1,
                        happstack-ixset  >= 6.0 && < 6.2,
-                       happstack-server >= 6.0 && < 6.6,
+                       happstack-server >= 6.0 && < 6.7,
                        happstack-state  >= 6.0 && < 6.2,
                        happstack-util   >= 6.0 && < 6.1