diff --git a/network-wai-router.cabal b/network-wai-router.cabal
--- a/network-wai-router.cabal
+++ b/network-wai-router.cabal
@@ -2,7 +2,7 @@
 -- documentation, see http://haskell.org/cabal/users-guide/
 
 name:                network-wai-router
-version:             0.1.1.0
+version:             0.1.2.0
 synopsis:            A routing library for wai
 -- description:         
 license:             MIT
@@ -19,7 +19,7 @@
   exposed-modules:     Network.Wai.Router
   -- other-modules:       
   -- other-extensions:    
-  build-depends:       base >=4.6 && <4.7, wai >=2.1 && <2.2
+  build-depends:       base >=4 && <5, wai >=2.1 && <2.2
   -- hs-source-dirs:      
   default-language:    Haskell2010
   ghc-options:         -Wall -O2