diff --git a/unit/test-gdbus-client.c b/unit/test-gdbus-client.c
index 685729a..ee8a760 100644
--- a/unit/test-gdbus-client.c
+++ b/unit/test-gdbus-client.c
@@ -101,6 +101,7 @@ static void destroy_context(struct context *context)
 
 	dbus_connection_flush(context->dbus_conn);
 	dbus_connection_close(context->dbus_conn);
+	dbus_connection_unref(context->dbus_conn);
 
 	g_main_loop_unref(context->main_loop);
 
@@ -956,6 +957,10 @@ static void client_force_disconnect(void)
 
 	g_main_loop_run(context->main_loop);
 
+	g_dbus_unregister_interface(conn, SERVICE_PATH, SERVICE_NAME1);
+	g_dbus_detach_object_manager(conn);
+	dbus_connection_unref(conn);
+
 	destroy_context(context);
 }