diff --git a/dotfiles/config/taffybar/imalison-taffybar.cabal b/dotfiles/config/taffybar/imalison-taffybar.cabal
index 269c7f08..dcb63a9e 100644
--- a/dotfiles/config/taffybar/imalison-taffybar.cabal
+++ b/dotfiles/config/taffybar/imalison-taffybar.cabal
@@ -24,6 +24,7 @@ executable imalison-taffybar
                      , split
                      , taffybar
                      , xmonad-contrib>=0.13
+                     , X11>=1.8
   default-language:    Haskell2010
 
 source-repository head