diff --git a/src/activitypub/routes/channel/#channel_id/followers.ts b/src/activitypub/routes/channel/#channel_id/followers.ts
index 9cd141d6a..ac4741603 100644
--- a/src/activitypub/routes/channel/#channel_id/followers.ts
+++ b/src/activitypub/routes/channel/#channel_id/followers.ts
@@ -14,7 +14,7 @@ router.get("/", route({}), async (req, res) => {
 
 	const ret = await makeOrderedCollection(
 		req,
-		`https://${webDomain}/fed/channels/${channel_id}/followers`,
+		`https://${webDomain}/fed/channel/${channel_id}/followers`,
 		() =>
 			Member.count({
 				where: { guild: { channels: { id: channel_id } } },
diff --git a/src/activitypub/routes/channel/#channel_id/outbox.ts b/src/activitypub/routes/channel/#channel_id/outbox.ts
index 287c66606..e2e0e5854 100644
--- a/src/activitypub/routes/channel/#channel_id/outbox.ts
+++ b/src/activitypub/routes/channel/#channel_id/outbox.ts
@@ -17,7 +17,7 @@ router.get("/", route({}), async (req, res) => {
 
 	const ret = await makeOrderedCollection(
 		req,
-		`https://${webDomain}/fed/channels/${channel_id}/outbox`,
+		`https://${webDomain}/fed/channel/${channel_id}/outbox`,
 		() => Message.count({ where: { channel_id } }),
 		async (before, after) => {
 			const query: FindManyOptions<Message> & {