diff --git a/Clipboard.cabal b/Clipboard.cabal
--- a/Clipboard.cabal
+++ b/Clipboard.cabal
@@ -1,5 +1,5 @@
 Name:         Clipboard
-Version:      2.3.0.1
+Version:      2.3.0.2
 Author:       Sævar Berg (Windows), Matthew Bekkema (X11), Daniel Díaz (Maintainer)
 Homepage:     http://haskell.org/haskellwiki/Clipboard
 License:      BSD3
@@ -48,7 +48,7 @@
     Other-modules:  System.Clipboard.Windows
   else
     Build-depends:  base == 4.*
-                  , X11 == 1.6.*
+                  , X11 >= 1.6
                   , utf8-string
                   , unix
                   , directory