diff --git a/discord/http.py b/discord/http.py
index 73aed7833..ee02fe052 100644
--- a/discord/http.py
+++ b/discord/http.py
@@ -1843,7 +1843,7 @@ class HTTPClient:
         payload: dict[str, Any],
         user_ids: List[Snowflake],
     ) -> MultipartParameters:
-        users = "Users\n" + "\n".join(map(str, user_ids))
+        users = 'Users\n' + '\n'.join(map(str, user_ids))
         form = [
             {'name': 'payload_json', 'value': utils._to_json(payload)},
             {'name': 'target_users_file', 'value': users, 'filename': 'users.csv', 'content_type': 'text/csv'},