diff --git a/setup-docker.sh b/setup-docker.sh
index 07b237a..6883c74 100755
--- a/setup-docker.sh
+++ b/setup-docker.sh
@@ -14,6 +14,8 @@
 #
 # [1] rootless docker's documentation: https://docs.docker.com/engine/security/rootless/
 # [2] CMLab's rootless docker guideline: https://hackmd.io/@snsd0805/SkWMyB1ER
+# 
+# If changed this scripts, you should copy it to every CML Server's /usr/bin/ directory
 
 
 # utils functions