diff --git a/metadata/service/agent/single.yml b/metadata/service/agent/single.yml
index 5b6c3d7..b4ea1c1 100644
--- a/metadata/service/agent/single.yml
+++ b/metadata/service/agent/single.yml
@@ -1,6 +1,7 @@
 applications:
   - fluentd
 classes:
+ - service.fluentd
  - service.fluentd.support
 parameters:
   fluentd: