diff --git a/xCAT-client/pods/man1/nodestat.1.pod b/xCAT-client/pods/man1/nodestat.1.pod
index 8636cb091..fcd92a7ba 100644
--- a/xCAT-client/pods/man1/nodestat.1.pod
+++ b/xCAT-client/pods/man1/nodestat.1.pod
@@ -4,7 +4,7 @@ B<nodestat> - display the running status of each node in a noderange
 
 =head1 B<Synopsis>
 
-B<nodestat> [I<noderange>] [I<-m>|I<--usemon>] [I<-p>|I<--powerstat>] [I<-u>|I<--updatedb>]
+B<nodestat> [I<noderange>] [I<-m>|I<--usemon>] [I<-p>|I<--powerstat>] [I<-f>] [I<-u>|I<--updatedb>]
 
 B<nodestat> [I<-h>|I<--help>|I<-v>|I<--version>]
 
@@ -57,6 +57,10 @@ For the command specified by 'dcmd', no input is needed, the output can be a str
 
 =over 10
 
+=item B<-f>
+
+Uses fping instead of nmap even if nmap is available.  If you seem to be having a problem with false negatives, fping can be more forgiving, but slower.
+
 =item B<-m>|B<--usemon>
 
 Uses the settings from the B<monsetting> talbe to determine a list of applications that need to get status for.