diff --git a/graphene_federation/main.py b/graphene_federation/main.py
index f02914f..d8f177a 100644
--- a/graphene_federation/main.py
+++ b/graphene_federation/main.py
@@ -21,11 +21,11 @@ def _get_query(schema: Schema, query_cls: Optional[ObjectType] = None) -> Object
 
 
 def build_schema(
-        query: Optional[ObjectType] = None,
-        mutation: Optional[ObjectType] = None,
-        enable_federation_2=False,
-        schema: Optional[Schema] = None,
-        **kwargs
+    query: Optional[ObjectType] = None,
+    mutation: Optional[ObjectType] = None,
+    enable_federation_2=False,
+    schema: Optional[Schema] = None,
+    **kwargs
 ) -> Schema:
     schema = schema or Schema(query=query, mutation=mutation, **kwargs)
     schema.auto_camelcase = kwargs.get("auto_camelcase", True)