diff --git a/herbstluftwm/main.fish b/herbstluftwm/main.fish
index b03b85d..f0ae092 100755
--- a/herbstluftwm/main.fish
+++ b/herbstluftwm/main.fish
@@ -25,7 +25,7 @@ group_active_reset
 set -g Mod Mod4
 set -g AltMod Mod1
 
-new_config ModKey $Mod
+new_config -n ModKey -v $Mod
 set -U hlwm_mod $Mod
 
 function key