diff --git a/atomic-primops-vector.cabal b/atomic-primops-vector.cabal
--- a/atomic-primops-vector.cabal
+++ b/atomic-primops-vector.cabal
@@ -2,7 +2,7 @@
 -- further documentation, see http://haskell.org/cabal/users-guide/
 
 name:                atomic-primops-vector
-version:             0.1.0.0
+version:             0.1.0.1
 synopsis:            Atomic operations on Data.Vector types
 -- description:         
 license:             BSD3
@@ -19,7 +19,7 @@
   exposed-modules: Data.Atomics.Vector
   -- other-modules:       
   -- other-extensions:    
-  build-depends: base   >=4.8 && <4.9
+  build-depends: base   >=4.6 && <4.9
                , vector >= 0.10 && < 0.11
                , atomic-primops >= 0.7 && < 0.8
                , primitive      >= 0.5 && < 0.6