diff --git a/xCAT/xCATMN b/xCAT/xCATMN
new file mode 100644
index 000000000..720f2a10b
--- /dev/null
+++ b/xCAT/xCATMN
@@ -0,0 +1,2 @@
+# This file in /etc/xCATMN indicates, it is a Management Node.
+# Installed by xCAT meta package.