diff --git a/toddlers/utils/bugzilla_system.py b/toddlers/utils/bugzilla_system.py
index 212473c..38db76e 100644
--- a/toddlers/utils/bugzilla_system.py
+++ b/toddlers/utils/bugzilla_system.py
@@ -80,7 +80,7 @@ def remove_user_from_group(user_email: str, bz_group: str):
             raise
 
 
-def user_exists(user_email: str,):
+def user_exists(user_email: str):
     """ Returns a boolean specifying if the given user exists in bugzilla or not. """
 
     server = get_bz()