diff --git a/confluent_client/doc/man/nodesetboot.ronn b/confluent_client/doc/man/nodesetboot.ronn
index b2b49e3c..2145eba7 100644
--- a/confluent_client/doc/man/nodesetboot.ronn
+++ b/confluent_client/doc/man/nodesetboot.ronn
@@ -33,6 +33,10 @@ control.
 
 * `-u`, `--uefi`:
   This flag does nothing, it is for command compatibility with xCAT's rsetboot
+  
+* `-m`, `--maxnodes`:
+  Specify a maximum number of nodes to modify next boot device, prompting if
+  over the threshold
 
 * `default`:
   Request a normal default boot with no particular device override