diff --git a/config.def.h b/config.def.h
index 44c0488..9ee6c17 100644
--- a/config.def.h
+++ b/config.def.h
@@ -208,8 +208,8 @@ static const char *mutevol[] = {"pactl", "set-sink-mute", "0", "toggle", NULL};
 static const char *downvol[] = {"pactl", "set-sink-volume", "0", "-3%", NULL};
 static const char *upvol[] = {"pactl", "set-sink-volume", "0", "+3%", NULL};
 static const char *mutemic[] = {"pactl", "set-source-mute", "0", "toggle", NULL};
-static const char *downbrt[] = {"xbacklight", "-dec", "5", NULL};
-static const char *upbrt[] = {"xbacklight", "-inc", "5", NULL};
+static const char *downbrt[] = {"brightnessctl", "s", "5%-", NULL};
+static const char *upbrt[] = {"brightnessctl", "s", "5%+", NULL};
 static const char *displ[] = {"arandr", NULL};
 static const char *wlan[] = {"kitty", "-e", "nmtui", NULL};
 static const char *tools[] = {"lxappearance"};