diff --git a/api/src/chat/services/subscriber.service.ts b/api/src/chat/services/subscriber.service.ts
index 686f7b6e..75121c9d 100644
--- a/api/src/chat/services/subscriber.service.ts
+++ b/api/src/chat/services/subscriber.service.ts
@@ -52,7 +52,7 @@ export class SubscriberService extends BaseService<
   constructor(
     readonly repository: SubscriberRepository,
     protected readonly attachmentService: AttachmentService,
-    protected readonly gateway: WebsocketGateway,
+    private readonly gateway: WebsocketGateway,
   ) {
     super(repository);
   }