diff --git a/rgb.py b/rgb.py
index c0353bc..29af8b0 100644
--- a/rgb.py
+++ b/rgb.py
@@ -1,3 +1,6 @@
+## rgb.py test for RGB LED
+## Tomas Krejci [Njord]
+
 import sys
 import uasyncio
 import machine