diff --git a/kernel-d-auth/auth-sdk/src/main/java/cn/stylefeng/roses/kernel/auth/session/DefaultSessionManager.java b/kernel-d-auth/auth-sdk/src/main/java/cn/stylefeng/roses/kernel/auth/session/DefaultSessionManager.java
index afa36f944..3c7d5e83d 100644
--- a/kernel-d-auth/auth-sdk/src/main/java/cn/stylefeng/roses/kernel/auth/session/DefaultSessionManager.java
+++ b/kernel-d-auth/auth-sdk/src/main/java/cn/stylefeng/roses/kernel/auth/session/DefaultSessionManager.java
@@ -33,19 +33,23 @@ import cn.stylefeng.roses.kernel.auth.api.cookie.SessionCookieCreator;
 import cn.stylefeng.roses.kernel.auth.api.expander.AuthConfigExpander;
 import cn.stylefeng.roses.kernel.auth.api.pojo.login.LoginUser;
 import cn.stylefeng.roses.kernel.cache.api.CacheOperatorApi;
+import cn.stylefeng.roses.kernel.message.api.expander.WebSocketConfigExpander;
+import cn.stylefeng.roses.kernel.rule.callback.ConfigUpdateCallback;
 import cn.stylefeng.roses.kernel.rule.util.HttpServletUtil;
 
 import javax.servlet.http.Cookie;
 import javax.servlet.http.HttpServletResponse;
 import java.util.*;
 
+import static cn.stylefeng.roses.kernel.message.api.constants.MessageConstants.WEB_SOCKET_WS_URL_CONFIG_CODE;
+
 /**
  * 基于redis的会话管理
  *
  * @author fengshuonan
  * @date 2019-09-28-14:43
  */
-public class DefaultSessionManager implements SessionManagerApi {
+public class DefaultSessionManager implements SessionManagerApi, ConfigUpdateCallback {
 
     /**
      * 登录用户缓存
@@ -215,4 +219,14 @@ public class DefaultSessionManager implements SessionManagerApi {
         return loginUsers;
     }
 
+    @Override
+    public void configUpdate(String code, String value) {
+        // 如果系统配置修改了websocket url，则刷新所有在线用户的配置
+        if (WEB_SOCKET_WS_URL_CONFIG_CODE.equals(code)) {
+            List<LoginUser> loginUsers = this.onlineUserList();
+            for (LoginUser loginUser : loginUsers) {
+                loginUser.setWsUrl(WebSocketConfigExpander.getWebSocketWsUrl());
+            }
+        }
+    }
 }
diff --git a/kernel-s-message/message-api/src/main/java/cn/stylefeng/roses/kernel/message/api/constants/MessageConstants.java b/kernel-s-message/message-api/src/main/java/cn/stylefeng/roses/kernel/message/api/constants/MessageConstants.java
index c63ed500e..44eaa5a96 100644
--- a/kernel-s-message/message-api/src/main/java/cn/stylefeng/roses/kernel/message/api/constants/MessageConstants.java
+++ b/kernel-s-message/message-api/src/main/java/cn/stylefeng/roses/kernel/message/api/constants/MessageConstants.java
@@ -52,4 +52,9 @@ public interface MessageConstants {
      */
     String DEFAULT_WS_URL = "ws://localhost:8080/webSocket/{token}";
 
+    /**
+     * 系统配置中websocket url的变量编码
+     */
+    String WEB_SOCKET_WS_URL_CONFIG_CODE = "WEB_SOCKET_WS_URL";
+
 }
diff --git a/kernel-s-system/system-business-theme/src/main/java/cn/stylefeng/roses/kernel/system/modular/theme/service/impl/SysThemeServiceImpl.java b/kernel-s-system/system-business-theme/src/main/java/cn/stylefeng/roses/kernel/system/modular/theme/service/impl/SysThemeServiceImpl.java
index 6e2cbf85e..5e2c516be 100644
--- a/kernel-s-system/system-business-theme/src/main/java/cn/stylefeng/roses/kernel/system/modular/theme/service/impl/SysThemeServiceImpl.java
+++ b/kernel-s-system/system-business-theme/src/main/java/cn/stylefeng/roses/kernel/system/modular/theme/service/impl/SysThemeServiceImpl.java
@@ -4,6 +4,7 @@ import cn.hutool.core.bean.BeanUtil;
 import cn.hutool.core.util.ObjectUtil;
 import cn.hutool.core.util.StrUtil;
 import cn.stylefeng.roses.kernel.cache.api.CacheOperatorApi;
+import cn.stylefeng.roses.kernel.config.api.constants.ConfigConstants;
 import cn.stylefeng.roses.kernel.db.api.factory.PageFactory;
 import cn.stylefeng.roses.kernel.db.api.factory.PageResultFactory;
 import cn.stylefeng.roses.kernel.db.api.pojo.entity.BaseEntity;
@@ -254,7 +255,10 @@ public class SysThemeServiceImpl extends ServiceImpl<SysThemeMapper, SysTheme> i
 
     @Override
     public void configUpdate(String code, String value) {
-        clearThemeCache();
+        // 如果服务默认部署的环境地址被修改
+        if (ConfigConstants.SYS_SERVER_DEPLOY_HOST.equals(code)) {
+            clearThemeCache();
+        }
     }
 
     /**