diff --git a/monadic-arrays.cabal b/monadic-arrays.cabal
--- a/monadic-arrays.cabal
+++ b/monadic-arrays.cabal
@@ -1,6 +1,6 @@
 name:          monadic-arrays
 category:      Data Structures
-version:       0.2
+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,
     array >= 0.3.0.2 && < 0.4,
     transformers >= 0.2.0 && < 0.3,
     stm >= 2.1.2.1 && < 2.3