diff --git a/JunkDB.cabal b/JunkDB.cabal
--- a/JunkDB.cabal
+++ b/JunkDB.cabal
@@ -2,7 +2,7 @@
 -- documentation, see http://haskell.org/cabal/users-guide/
 
 name:                JunkDB
-version:             0.1.0.0
+version:             0.1.1.0
 -- synopsis:            
 description:         Generic KVS API
 license:             BSD3
@@ -26,12 +26,12 @@
   -- other-modules:       
   build-depends:       base ==4.6.*,
                        network,
-                       mtl ==2.1.*,
-                       data-default ==0.4.*,
-                       directory ==1.2.*,
-                       filepath ==1.3.*,
-                       bytestring ==0.10.*,
-                       binary ==0.5.*,
-                       conduit ==1.0.*,
-                       aeson ==0.6.*,
-                       resourcet ==0.4.*
+                       mtl >=2.1,
+                       data-default >=0.4,
+                       directory >=1.2,
+                       filepath >=1.3,
+                       bytestring >=0.10,
+                       binary >=0.5,
+                       conduit >=1.0,
+                       aeson >=0.6,
+                       resourcet >=0.4