diff --git a/src/modules/v1-ws-proxy/proxy.ts b/src/modules/v1-ws-proxy/proxy.ts
index 755158c..fdba8e0 100644
--- a/src/modules/v1-ws-proxy/proxy.ts
+++ b/src/modules/v1-ws-proxy/proxy.ts
@@ -139,13 +139,14 @@ const handleRequest = async (req: IncomingMessage, res: ServerResponse, opts?: {
           res.end(JSON.stringify({ code: 400, message: 'newId 参数缺失' }));
           return;
         }
-        const wsMessage = wsProxyManager.get(newId!)!;
+        const realNewId = user + '--' + newId;
+        const wsMessage = wsProxyManager.get(realNewId!)!;
         if (wsMessage) {
           res.writeHead(400, { 'Content-Type': 'application/json' });
           res.end(JSON.stringify({ code: 400, message: 'newId 已存在' }));
           return;
         }
-        wsProxyManager.changeId(appId, newId);
+        wsProxyManager.changeId(appId, realNewId);
         res.writeHead(200, { 'Content-Type': 'application/json' });
         res.end(JSON.stringify({ code: 200, message: '应用重命名成功' }));
         return;