diff --git a/src/remote/activitypub/objects/person.ts b/src/remote/activitypub/objects/person.ts
index b1e8c9ee0a..151b4a7a79 100644
--- a/src/remote/activitypub/objects/person.ts
+++ b/src/remote/activitypub/objects/person.ts
@@ -51,6 +51,7 @@ export async function createPerson(value: any, resolver?: Resolver): Promise<IUs
 		!isValidName(object.name == '' ? null : object.name) ||
 		!isValidDescription(object.summary)
 	) {
+		log(`invalid person: ${JSON.stringify(object, null, 2)}`);
 		throw new Error('invalid person');
 	}