diff --git a/xmonad-contrib.cabal b/xmonad-contrib.cabal
index 87b5a00b..8d71481d 100644
--- a/xmonad-contrib.cabal
+++ b/xmonad-contrib.cabal
@@ -66,7 +66,7 @@ library
                    random,
                    mtl >= 1 && < 3,
                    unix,
-                   X11>=1.6.1 && < 1.7,
+                   X11>=1.7 && < 1.8,
                    xmonad>=0.12   && < 0.13,
                    utf8-string