diff --git a/xCAT-client/pods/man1/lskmodules.1.pod b/xCAT-client/pods/man1/lskmodules.1.pod
index c6e4ae6e3..2e023686c 100644
--- a/xCAT-client/pods/man1/lskmodules.1.pod
+++ b/xCAT-client/pods/man1/lskmodules.1.pod
@@ -53,6 +53,7 @@ Return the output with XML tags.  The data is returned as:
     <name> xxx.ko </name>
     <description> this is module xxx </description>
   </module>
+This option is intended for use by other programs.  The XML will not be displayed.  To view the returned XML, set the XCATSHOWXML=yes environment variable before running this command.
 
 =item B<-V|--verbose>