diff --git a/packages/constants/src/biz-iot-enum.ts b/packages/constants/src/biz-iot-enum.ts
index a43d9c6b0..ad2f3bd5a 100644
--- a/packages/constants/src/biz-iot-enum.ts
+++ b/packages/constants/src/biz-iot-enum.ts
@@ -1 +1 @@
-// TODO @haohao：枚举可以放到这里；
\ No newline at end of file
+// TODO @haohao：枚举可以放到这里；