Support Heka log_collector
diff --git a/metadata/service/client/single.yml b/metadata/service/client/single.yml
index c86acaf..d2dcf1d 100644
--- a/metadata/service/client/single.yml
+++ b/metadata/service/client/single.yml
@@ -1,5 +1,7 @@
 applications:
 - rsyslog
+classes:
+- service.rsyslog.support
 parameters:
   rsyslog:
     client: