diff --git a/usr/local/share/bastille/service.sh b/usr/local/share/bastille/service.sh
index 535a5ded..b12b1b2c 100644
--- a/usr/local/share/bastille/service.sh
+++ b/usr/local/share/bastille/service.sh
@@ -41,7 +41,7 @@ help|-h|--help)
     ;;
 esac
 
-if [ $# -ne 2 ]; then
+if [ $# -lt 1 -o $# -gt 2 ]; then
     usage
 fi