diff --git a/monad-products.cabal b/monad-products.cabal
--- a/monad-products.cabal
+++ b/monad-products.cabal
@@ -1,6 +1,6 @@
 name:          monad-products
 category:      Control, Monads
-version:       0.2.0
+version:       0.2.0.1
 license:       BSD3
 cabal-version: >= 1.6
 license-file:  LICENSE
@@ -19,7 +19,7 @@
 
 library
   build-depends: 
-    base >= 4 && < 4.4,
+    base >= 4 && < 5,
     semigroupoids >= 1.2.1 && < 1.3.0
 
   exposed-modules: