diff --git a/posts.py b/posts.py
index 0641acef4..c166f63a3 100644
--- a/posts.py
+++ b/posts.py
@@ -5401,7 +5401,8 @@ def _novel_fields_for_person(nickname: str, domain: str,
         'toot:quoteReply',
         '_misskey_quote',
         'quote',
-        'quoteAuthorization'
+        'quoteAuthorization',
+        'diaspora:guid'
     )
     for post_filename in posts_in_box:
         post_filename = post_filename.name