diff --git a/pkg/adapters/iAdapter.go b/pkg/adapters/iAdapter.go
index fc57247..112fb94 100644
--- a/pkg/adapters/iAdapter.go
+++ b/pkg/adapters/iAdapter.go
@@ -52,4 +52,5 @@
 	Enable_port(deviceId string, port *voltha.Port) error
 	Disable_port(deviceId string, port *voltha.Port) error
 	Child_device_lost(parentDeviceId string, parentPortNo uint32, onuID uint32) error
+	Start_omci_test(device *voltha.Device, request *voltha.OmciTestRequest) (*voltha.TestResponse, error)
 }