diff --git a/xCAT-client/pods/man1/rnetboot.1.pod b/xCAT-client/pods/man1/rnetboot.1.pod
index eacae8b64..3b4f692dd 100644
--- a/xCAT-client/pods/man1/rnetboot.1.pod
+++ b/xCAT-client/pods/man1/rnetboot.1.pod
@@ -45,7 +45,7 @@ B<rnetboot 1,3,14-56,70-203>
 
 B<rnetboot all,-129-256>
 
-B<rnetboot all hd,net>
+B<rnetboot all -s hd,net>
 
 
 =head1 SEE ALSO