diff --git a/xCAT-test/autotest/linux.conf.template b/xCAT-test/autotest/linux.conf.template
index 90671f8b0..a6482e6a2 100644
--- a/xCAT-test/autotest/linux.conf.template
+++ b/xCAT-test/autotest/linux.conf.template
@@ -138,4 +138,4 @@ NODEIP=10.4.27.10
 #should same with CN's ip this ip is set for CN's confignics' set up
 #genesis testcase
 imgip=10.4.27.10
-#imgip should be same with CN's ip 
+#imgip should be same with MN's ip genesis case only for ppc64le and x86_64