diff --git a/libnm/nm-object.c b/libnm/nm-object.c
index 2aaa4d9d96..36a5d173a4 100644
--- a/libnm/nm-object.c
+++ b/libnm/nm-object.c
@@ -468,6 +468,11 @@ create_async_inited (GObject *object, GAsyncResult *result, gpointer user_data)
 	}
 
 	create_async_complete (object, async_data);
+
+	if (_nm_object_cache_get (async_data->path))
+		g_clear_object (&object);
+	else
+		_nm_object_cache_add (NM_OBJECT (object));
 }
 
 static void
@@ -496,7 +501,6 @@ create_async_got_type (NMObjectTypeAsyncData *async_data, GType type)
 	                       NM_OBJECT_PATH, async_data->path,
 	                       NM_OBJECT_DBUS_CONNECTION, async_data->connection,
 	                       NULL);
-	_nm_object_cache_add (NM_OBJECT (object));
 	g_async_initable_init_async (G_ASYNC_INITABLE (object), G_PRIORITY_DEFAULT,
 	                             NULL, create_async_inited, async_data);
 }