diff --git a/upstart-jobs/xserver.nix b/upstart-jobs/xserver.nix
index 772b8f214f0..38451046998 100644
--- a/upstart-jobs/xserver.nix
+++ b/upstart-jobs/xserver.nix
@@ -265,7 +265,7 @@ let
     ''
 
     else if windowManager == "xmonad" then ''
-      ${pkgs.xmonad}/bin/xmonad &
+      ${pkgs.haskellPackages.xmonad}/bin/xmonad &
     ''
     
     else if windowManager == "none" then ''