diff --git a/app/email_utils.py b/app/email_utils.py
index 8d929afe..a6797b57 100644
--- a/app/email_utils.py
+++ b/app/email_utils.py
@@ -1033,7 +1033,9 @@ def generate_reply_email(contact_email: str, user: User) -> str:
 
 
 def is_reverse_alias(address: str) -> bool:
-    return address.endswith(f"@{EMAIL_DOMAIN}") and (address.startswith("reply+") or address.startswith("ra+"))
+    return address.endswith(f"@{EMAIL_DOMAIN}") and (
+        address.startswith("reply+") or address.startswith("ra+")
+    )
 
 
 # allow also + and @ that are present in a reply address