diff --git a/unilabos/registry/registry.py b/unilabos/registry/registry.py
index 64aba3c8..c78b3c13 100644
--- a/unilabos/registry/registry.py
+++ b/unilabos/registry/registry.py
@@ -149,6 +149,7 @@ def setup(self, complete_registry=False, upload_registry=False):
                                     "res_id": "unilabos_resources",  # 将当前实验室的全部物料id作为下拉框可选择
                                     "device_id": "unilabos_devices",  # 将当前实验室的全部设备id作为下拉框可选择
                                     "parent": "unilabos_nodes",  # 将当前实验室的设备/物料作为下拉框可选择
+                                    "class_name": "unilabos_class",
                                 },
                             },
                             "test_latency": {