diff --git a/filter_plugins/filters.py b/filter_plugins/filters.py
index e1e9ec9..55d13bb 100755
--- a/filter_plugins/filters.py
+++ b/filter_plugins/filters.py
@@ -12,6 +12,7 @@ class FilterModule(object):
 				continue
 			certs['nginx_'+i] = {
 					'backend': 'letsencrypt',
-					'san': vhosts[i]['servername']
+					'san': vhosts[i]['servername'],
+					'depending_services': ['nginx']
 				}
 		return certs