diff --git a/engine/websocketroutine_manager_test.go b/engine/websocketroutine_manager_test.go
index 3d175334767..c6e1b65c74b 100644
--- a/engine/websocketroutine_manager_test.go
+++ b/engine/websocketroutine_manager_test.go
@@ -21,7 +21,7 @@ func TestWebsocketRoutineManagerSetup(t *testing.T) {
 		t.Errorf("error '%v', expected '%v'", err, errNilExchangeManager)
 	}
 
-	_, err = setupWebsocketRoutineManager(NewExchangeManager(), nil, nil, nil, false)
+	_, err = setupWebsocketRoutineManager(NewExchangeManager(), (*OrderManager)(nil), nil, nil, false)
 	if !errors.Is(err, errNilOrderManager) {
 		t.Errorf("error '%v', expected '%v'", err, errNilOrderManager)
 	}