diff --git a/oceano.py b/oceano.py
index 4c46c79e603730c7f377247cf17abf343d4d04a4..67024af4bca8f0a389e34150f4e5dff64b7e5cee 100644
--- a/oceano.py
+++ b/oceano.py
@@ -1,4 +1,5 @@
 #!/usr/bin/env python
+# https://github.com/jgrelet/oceano2python
 
 import argparse
 import sys