diff --git a/dsmon.sh b/dsmon.sh
index 092ce4e..a56c6e7 100755
--- a/dsmon.sh
+++ b/dsmon.sh
@@ -578,7 +578,7 @@ case ${ACTION} in
 	runcmd) RUNCMD ${2} ${3} ${4} ${5} ${6} ${7} ${8} ${9} ${10} ${11} ${12} ${13} ${14} ${15} ${16} ${17} ${18} ${19} ${20} ${21};;
 	runcmdslow) RUNCMDSLOW ${2} ${3} ${4} ${5} ${6} ${7} ${8} ${9} ${10} ${11} ${12} ${13} ${14} ${15} ${16} ${17} ${18} ${19} ${20} ${21};;
 	update);;
-	update nodes) UPDATENODES;;
+	update-nodes) UPDATENODES;;
 	*)
 		if [ "${ACTION}" == "hdd" ] || [ "${ACTION}" == "sys" ]; then
 			RUN ${ACTION}