diff --git a/ruoyi-common/ruoyi-common-websocket/src/main/java/org/dromara/common/websocket/utils/WebSocketUtils.java b/ruoyi-common/ruoyi-common-websocket/src/main/java/org/dromara/common/websocket/utils/WebSocketUtils.java
index afe76e06d..8c4170aa1 100644
--- a/ruoyi-common/ruoyi-common-websocket/src/main/java/org/dromara/common/websocket/utils/WebSocketUtils.java
+++ b/ruoyi-common/ruoyi-common-websocket/src/main/java/org/dromara/common/websocket/utils/WebSocketUtils.java
@@ -113,7 +113,7 @@ public class WebSocketUtils {
      * @param session WebSocket会话
      * @param message 要发送的WebSocket消息对象
      */
-    private static void sendMessage(WebSocketSession session, WebSocketMessage<?> message) {
+    private synchronized static void sendMessage(WebSocketSession session, WebSocketMessage<?> message) {
         if (session == null || !session.isOpen()) {
             log.warn("[send] session会话已经关闭");
         } else {