diff --git a/i3/config b/i3/config
index 1257091..13f7d36 100644
--- a/i3/config
+++ b/i3/config
@@ -36,6 +36,12 @@ bindsym XF86AudioMicMute exec --no-startup-id pactl set-source-mute @DEFAULT_SOU
 # Use Mouse+$mod1 to drag floating windows to their wanted position
 floating_modifier $mod1
 
+# bildschirmhelligkeit
+# heller; fn+f6
+bindcode 233 exec sudo brightnessctl s +2%
+#dunkler; fn+f7
+bindcode 232 exec sudo brightnessctl s 2%-
+
 # start a terminal
 bindsym $mod1+Return exec alacritty