diff --git a/packages/backend/src/server/api/endpoints/pinned-users.ts b/packages/backend/src/server/api/endpoints/pinned-users.ts
index 325b54f350..5685b698eb 100644
--- a/packages/backend/src/server/api/endpoints/pinned-users.ts
+++ b/packages/backend/src/server/api/endpoints/pinned-users.ts
@@ -45,7 +45,7 @@ export default define(meta, paramDef, async (ps, me) => {
 	);
 
 	return await Users.packMany(
-		users.filter((x) => x !== undefined) as User[],
+		users.filter((x) => (x != null)) as User[],
 		me,
 		{ detail: true },
 	);