diff --git a/docs/remote_services/webdav_synology_webdav_server/README.md b/docs/remote_services/webdav_synology_webdav_server/README.md
index cb101e3..8c154a8 100644
--- a/docs/remote_services/webdav_synology_webdav_server/README.md
+++ b/docs/remote_services/webdav_synology_webdav_server/README.md
@@ -38,11 +38,11 @@ Synology DSM 7 is used in this tutorial.
 
 6. In Remotely Save settings, you should input your address as:
 
-   `http(s)://<your synology ip or domain>/<shared folder>/<sub folders>`
+   `http(s)://<your synology ip or domain>:<port>/<shared folder>/<sub folders>`
 
    For example, in the tutorial, the proper url should be:
 
-   `http://<ip>/share2/哈哈哈/sub folder`
+   `http://<ip>:5000/share2/哈哈哈/sub folder`
 
    Username and password should be the user you configured before with read / write permissions to `share2`.
 
diff --git a/docs/remote_services/webdav_synology_webdav_server/README.zh-cn.md b/docs/remote_services/webdav_synology_webdav_server/README.zh-cn.md
index 931efb5..24ac92f 100644
--- a/docs/remote_services/webdav_synology_webdav_server/README.zh-cn.md
+++ b/docs/remote_services/webdav_synology_webdav_server/README.zh-cn.md
@@ -39,11 +39,11 @@
 
 6. 在 Remotely Save 设置页，你的地址应如下格式输入：
 
-   `http(s)://<your synology ip or domain>/<shared folder>/<sub folders>`
+   `http(s)://<your synology ip or domain>:<port>/<shared folder>/<sub folders>`
 
    比如说，本教程里，正确的地址类似于：
 
-   `http://<ip>/share2/哈哈哈/sub folder`
+   `http://<ip>:5000/share2/哈哈哈/sub folder`
 
    用户名和密码是你之前配置了允许读写 `share2` 的那个账号。