diff --git a/src/socket/socket/redis-adapter.ts b/src/socket/socket/redis-adapter.ts
index 5a5c56b..201e9a9 100644
--- a/src/socket/socket/redis-adapter.ts
+++ b/src/socket/socket/redis-adapter.ts
@@ -13,13 +13,16 @@ export class RedisIoAdapter extends IoAdapter {
     const subClient = pubClient.duplicate();
 
     await pubClient.connect();
-    await subClient.connect();
+    // await subClient.connect(); // returns "Error: Redis is already connecting/connected"
 
     this.adapterConstructor = createAdapter(pubClient, subClient);
   }
 
   createIOServer(port: number, options?: ServerOptions): any {
-    const server = super.createIOServer(port, options);
+    const server = super.createIOServer(port, {
+      transports: ['websocket'],
+      ...options,
+    });
     server.adapter(this.adapterConstructor);
     return server;
   }