diff --git a/en/device-dev/driver/driver-hdf-manage.md b/en/device-dev/driver/driver-hdf-manage.md
index 66950c13c6fc5f7c8195799c29085b80ea8fb8b5..abef772fb0614ea627a96fc9bc91a9051876597f 100644
--- a/en/device-dev/driver/driver-hdf-manage.md
+++ b/en/device-dev/driver/driver-hdf-manage.md
@@ -328,7 +328,7 @@ node2 {
 }
 ```
 
-or
+Or
 
 
 ```