diff --git a/src/paperless_mail/mail.py b/src/paperless_mail/mail.py
index e8a9104f6..226757315 100644
--- a/src/paperless_mail/mail.py
+++ b/src/paperless_mail/mail.py
@@ -569,6 +569,7 @@ class MailAccountHandler(LoggingMixin):
                 criteria=criterias,
                 mark_seen=False,
                 charset=rule.account.character_set,
+                bulk=True
             )
         except Exception as err:
             raise MailError(