diff --git a/bin/v-generate-ssl-cert b/bin/v-generate-ssl-cert
index 9f75f9d8..394c6625 100755
--- a/bin/v-generate-ssl-cert
+++ b/bin/v-generate-ssl-cert
@@ -67,7 +67,7 @@ fi
 
 args_usage='DOMAIN EMAIL COUNTRY STATE CITY ORG UNIT [ALIASES] [FORMAT]'
 check_args '7' "$#" "$args_usage"
-is_format_valid 'domain_alias' 'format'
+is_format_valid 'domain' 'alias' 'format'
 
 
 #----------------------------------------------------------#