From fcb3bfbc35221f207a83b197766edc06d0f05cdb Mon Sep 17 00:00:00 2001
From: Julian Lam <julian@nodebb.org>
Date: Sun, 1 Jun 2025 12:40:37 -0400
Subject: [PATCH] fix: return 200 for non-implemented activities instead of 501

---
 src/controllers/activitypub/index.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/controllers/activitypub/index.js b/src/controllers/activitypub/index.js
index 0e7112ddfd..de478a6021 100644
--- a/src/controllers/activitypub/index.js
+++ b/src/controllers/activitypub/index.js
@@ -145,7 +145,7 @@ Controller.postInbox = async (req, res) => {
 	const method = String(req.body.type).toLowerCase();
 	if (!activitypub.inbox.hasOwnProperty(method)) {
 		winston.warn(`[activitypub/inbox] Received Activity of type ${method} but unable to handle. Ignoring.`);
-		return res.sendStatus(501);
+		return res.sendStatus(200);
 	}
 
 	try {