diff --git a/xfce4-night-mode.sh b/xfce4-night-mode.sh
index 97533c3..bc497be 100755
--- a/xfce4-night-mode.sh
+++ b/xfce4-night-mode.sh
@@ -1,4 +1,8 @@
 #!/bin/bash
+# XFCE Night Mode: Switch between light and dark variants of a theme
+#
+# https://gitlab.com/bimlas/xfce4-night-mode (main repository)
+# https://github.com/bimlas/xfce4-night-mode (mirror, please star if you like the plugin)
 
 function show_usage()
 {