diff --git a/xmonad-contrib.cabal b/xmonad-contrib.cabal
index 3bf40c8a..bdbd1a45 100644
--- a/xmonad-contrib.cabal
+++ b/xmonad-contrib.cabal
@@ -49,7 +49,7 @@ flag pedantic
   manual:      True
 
 library
-    build-depends: base >= 4.9 && < 5,
+    build-depends: base >= 4.11 && < 5,
                    bytestring >= 0.10 && < 0.12,
                    containers >= 0.5 && < 0.7,
                    directory,