From 549641bf4a728709119509252a6a19ff0cd42b8c Mon Sep 17 00:00:00 2001
From: Cayman <caymannava@gmail.com>
Date: Thu, 15 Jun 2023 10:46:32 -0400
Subject: [PATCH] fix: unhandle protocol on stop (#438)

---
 src/index.ts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/index.ts b/src/index.ts
index 80f41d45..c0bef97b 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -636,6 +636,7 @@ export class GossipSub extends EventEmitter<GossipsubEvents> implements PubSub<G
 
     // unregister protocol and handlers
     const registrar = this.components.registrar
+    await Promise.all(this.multicodecs.map((multicodec) => registrar.unhandle(multicodec)))
     registrarTopologyIds.forEach((id) => registrar.unregister(id))
 
     this.outboundInflightQueue.end()