diff --git a/fastapi/types.py b/fastapi/types.py
index a2576955e..58b94e9bd 100644
--- a/fastapi/types.py
+++ b/fastapi/types.py
@@ -9,5 +9,6 @@ UnionType = getattr(types, "UnionType", Union)
 ModelNameMap = Dict[Union[Type[BaseModel], Type[Enum]], str]
 IncEx = Union[Set[int], Set[str], Dict[int, Any], Dict[str, Any]]
 
+
 class FFQuery(Dict[str, Union[str, IncEx]]):
     pass