diff --git a/tests/auto/dbus/qdbusabstractadaptor/tst_qdbusabstractadaptor.cpp b/tests/auto/dbus/qdbusabstractadaptor/tst_qdbusabstractadaptor.cpp
index e51d03c811..d26af847cf 100644
--- a/tests/auto/dbus/qdbusabstractadaptor/tst_qdbusabstractadaptor.cpp
+++ b/tests/auto/dbus/qdbusabstractadaptor/tst_qdbusabstractadaptor.cpp
@@ -346,7 +346,7 @@ void syncPeer()
     // wait for the sync signal with the right ID
     QEventLoop loop;
     QDBusConnection con("peer");
-    con.connect(serviceName, objectPath, interfaceName, "syncReceived",
+    con.connect(QString(), objectPath, interfaceName, "syncReceived",
                 QStringList() << reqId, QString(), &loop, SLOT(quit()));
 
     QDBusMessage req = QDBusMessage::createMethodCall(serviceName, objectPath, interfaceName, "requestSync");