diff --git a/dots/bin/nwgp.sh b/dots/bin/nwgp.sh
index f8f05da..672b9c3 100755
--- a/dots/bin/nwgp.sh
+++ b/dots/bin/nwgp.sh
@@ -92,8 +92,8 @@ backupDeploy() {
 
 this_file_name=`basename "$0"`
 if [ $# -lt 1 ]; then
-    echo "error: operation {backup|deploy} is missing."
-    echo "usage: '$this_file_name {backup|deploy}'"
+    echo "error: operation {backup|deploy|restart} is missing."
+    echo "usage: '$this_file_name {backup|deploy|restart}'"
     exit 1
 fi