diff --git a/docs/en/deployment/distributed-deployment-guide.md b/docs/en/deployment/distributed-deployment-guide.md
index 8175585e738..ad78e37c18c 100644
--- a/docs/en/deployment/distributed-deployment-guide.md
+++ b/docs/en/deployment/distributed-deployment-guide.md
@@ -1543,16 +1543,22 @@ http://some-user-name:some-password@1.1.1.1:8080/eureka/, http://some-user-name:
 
 Among them, `some-user-name` and `some-password` need to be consistent with the configuration items of `apollo.eureka.server.security.username` and `apollo.eureka.server.security.password`.
 
+A reboot is required to take effect after the modification.
+
 ### 3.2.10 apollo.eureka.server.security.username - Configure the username of Eureka server
 
 > For version 2.1.0 and above
 
 Configure the login username of eureka server, which needs to be used together with [apollo.eureka.server.security.enabled](#_329-apolloeurekaserversecurityenabled-configure-whether-to-enable-eureka-login-authentication).
 
+A reboot is required to take effect after the modification.
+
 > Note that the username cannot be configured as apollo.
 
 ### 3.2.11 apollo.eureka.server.security.password - Configure the password of Eureka server
 
 > For version 2.1.0 and above
 
-Configure the login password of eureka server, which needs to be used together with [apollo.eureka.server.security.enabled](#_329-apolloeurekaserversecurityenabled-configure-whether-to-enable-eureka-login-authentication).
\ No newline at end of file
+Configure the login password of eureka server, which needs to be used together with [apollo.eureka.server.security.enabled](#_329-apolloeurekaserversecurityenabled-configure-whether-to-enable-eureka-login-authentication).
+
+A reboot is required to take effect after the modification.
diff --git a/docs/zh/deployment/distributed-deployment-guide.md b/docs/zh/deployment/distributed-deployment-guide.md
index 1e0c2a70c6c..98877e9b00c 100644
--- a/docs/zh/deployment/distributed-deployment-guide.md
+++ b/docs/zh/deployment/distributed-deployment-guide.md
@@ -1484,16 +1484,22 @@ http://some-user-name:some-password@1.1.1.1:8080/eureka/,http://some-user-name:s
 ```
 其中`some-user-name`和`some-password`需要和`apollo.eureka.server.security.username`以及`apollo.eureka.server.security.password`的配置项一致。
 
+修改完需要重启生效。
+
 ### 3.2.10 apollo.eureka.server.security.username - 配置eureka server的登录用户名
 
 > 适用于2.1.0及以上版本
 
 配置eureka server的登录用户名，需要和[apollo.eureka.server.security.enabled](#_329-apolloeurekaserversecurityenabled-配置是否开启eureka-server的登录认证)一起使用。
 
+修改完需要重启生效。
+
 > 注意用户名不能配置为apollo
 
 ### 3.2.11 apollo.eureka.server.security.password - 配置eureka server的登录密码
 
 > 适用于2.1.0及以上版本
 
-配置eureka server的登录密码，需要和[apollo.eureka.server.security.enabled](#_329-apolloeurekaserversecurityenabled-配置是否开启eureka-server的登录认证)一起使用。
\ No newline at end of file
+配置eureka server的登录密码，需要和[apollo.eureka.server.security.enabled](#_329-apolloeurekaserversecurityenabled-配置是否开启eureka-server的登录认证)一起使用。
+
+修改完需要重启生效。