diff --git a/utils.py b/utils.py
index 7b29e6970..875a7bc8d 100644
--- a/utils.py
+++ b/utils.py
@@ -4166,7 +4166,8 @@ def is_quote_toot(post_json_object: str, content: str) -> bool:
     """
     # Pleroma implementation
     if post_json_object['object'].get('quoteUri') or \
-       post_json_object['object'].get('quoteUrl'):
+       post_json_object['object'].get('quoteUrl') or \
+       post_json_object['object'].get('_misskey_quote'):
         return True
     # More correct ActivityPub implementation
     if post_json_object['object'].get('tag'):