diff --git a/src/websocket.ts b/src/websocket.ts
index 886d262..141db31 100644
--- a/src/websocket.ts
+++ b/src/websocket.ts
@@ -30,6 +30,7 @@ wss.on('connection', function connection(ws: WebSocket & { isAlive: boolean }, r
         )
     }
     ws.onmessage = function (msg) {
+        console.log(msg.data)
         if (msg.data === "pong") {
             ws.isAlive = true
         }
@@ -39,6 +40,7 @@ wss.on('connection', function connection(ws: WebSocket & { isAlive: boolean }, r
 
 const interval = setInterval(function ping() {
     wss.clients.forEach(function each(ws) {
+        console.log("isAlive :" + (ws as WebSocket & { isAlive: boolean }).isAlive)
         if ((ws as WebSocket & { isAlive: boolean }).isAlive === false) return ws.terminate();
 
         (ws as WebSocket & { isAlive: boolean }).isAlive = false;