diff --git a/packages/web/src/websocket.ts b/packages/web/src/websocket.ts
index da3de734..0db73b81 100644
--- a/packages/web/src/websocket.ts
+++ b/packages/web/src/websocket.ts
@@ -60,6 +60,7 @@ export class WebSocketTransport implements TelegramTransport {
         return connectWs({
             url,
             implementation: this._WebSocket,
+            protocols: 'binary',
         })
     }