diff --git a/.config/i3/layers/config.post-main-90-laptop b/.config/i3/layers/config.post-main-90-laptop
index 364168f..903dec5 100644
--- a/.config/i3/layers/config.post-main-90-laptop
+++ b/.config/i3/layers/config.post-main-90-laptop
@@ -1,6 +1,6 @@
 # brightness control
-bindsym $mod+Ctrl+j exec sudo brightnessctl set -q 5%-
-bindsym $mod+Ctrl+k exec sudo brightnessctl set -q +5%
+bindsym XF86MonBrightnessDown exec sudo brightnessctl set -q 5%-
+bindsym XF86MonBrightnessUp exec sudo brightnessctl set -q +5%
 
 # Battery manager
 exec_always --no-startup-id killall battmon; battmon