diff --git a/product/CMFActivity/bin/watch_activities b/product/CMFActivity/bin/watch_activities
index 0a517c3f8f7432a76cd35138cdc371312ccbc09e..38415a0672cd0414a4ea46ac4dc30ebdee59a889 100755
--- a/product/CMFActivity/bin/watch_activities
+++ b/product/CMFActivity/bin/watch_activities
@@ -1,4 +1,5 @@
 #!/bin/sh
+# Small watching script based on Sébastien idea.
 
 function show_help ( )
 {