diff --git a/gateway/platforms/email.py b/gateway/platforms/email.py
index d4261ccfb..2a38d699e 100644
--- a/gateway/platforms/email.py
+++ b/gateway/platforms/email.py
@@ -545,6 +545,7 @@ class EmailAdapter(BasePlatformAdapter):
         caption: Optional[str] = None,
         file_name: Optional[str] = None,
         reply_to: Optional[str] = None,
+        **kwargs,
     ) -> SendResult:
         """Send a file as an email attachment."""
         try: