diff --git a/host/onebox.go b/host/onebox.go
index 52e8b39a664..6c628a69457 100644
--- a/host/onebox.go
+++ b/host/onebox.go
@@ -54,6 +54,7 @@ type Cadence interface {
 	Stop()
 	GetFrontendClient() workflowserviceclient.Interface
 	FrontendAddress() string
+	GetFrontendService() service.Service
 }
 
 type (