diff --git a/app/plugins/heartbeat.go b/app/plugins/heartbeat.go
index bd75f4b..0c4b942 100644
--- a/app/plugins/heartbeat.go
+++ b/app/plugins/heartbeat.go
@@ -24,7 +24,7 @@ func (cr *heartbeat) Id() PluginID {
 
 func (a heartbeat) Shutdown() {
 	a.breakChan <- true
-	a.bus.Shutdown()
+	a.queue.Shutdown()
 }
 
 func (a *heartbeat) run() {