diff --git a/dev/update-git.sh b/dev/update-git.sh
index 5d3a990..442c3b2 100755
--- a/dev/update-git.sh
+++ b/dev/update-git.sh
@@ -1,5 +1,7 @@
 #!/bin/bash
 
+# copy this file to: /root/scripts/update-oer-git.sh regularly
+
 (
 cd /home/oer/icp/
 git pull