diff --git a/bundles/monit/files/monitrc b/bundles/monit/files/monitrc
index 46a4960..89b0dd2 100644
--- a/bundles/monit/files/monitrc
+++ b/bundles/monit/files/monitrc
@@ -44,7 +44,12 @@ check process ${service} matching "${options['bin']}"
     start program = "/bin/systemctl start ${options.get('systemd_unit', 'service')}.service"
     stop program = "/bin/systemctl stop ${options.get('systemd_unit', 'service')}.service"
 % for port,port_options in sorted(options.get('ports', {}).items()):
-    if failed port ${port} protocol ${port_options['protocol']} for ${port_options.get('cycles', '5')} cycles then restart
+    if failed port ${port}
+% if port_options.get('protocol', {}):
+        protocol ${port_options['protocol']}
+% endif
+        for ${port_options.get('cycles', '5')} cycles
+        then restart
 % endfor
 % for domain,http_options in sorted(options.get('http', {}).items()):
     if failed host ${domain}