diff --git a/.config/quickshell/services/Brightness.qml b/.config/quickshell/services/Brightness.qml
index ddf25f8ec..301584d3a 100644
--- a/.config/quickshell/services/Brightness.qml
+++ b/.config/quickshell/services/Brightness.qml
@@ -1,6 +1,9 @@
 pragma Singleton
 pragma ComponentBehavior: Bound
 
+// From https://github.com/caelestia-dots/shell/ (`quickshell` branch)
+// It does not have a license, but the author has given permission.
+
 import Quickshell
 import Quickshell.Io
 import Quickshell.Hyprland