diff --git a/setup.cfg b/setup.cfg
index 9233e70..85fca31 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -48,5 +48,5 @@ exclude =
     traveltimepy/TimeFilterFastResponse_pb2.py
 
 [mypy]
-exclude = ^(traveltimepy/TimeFilterFastRequest_pb2.py|traveltimepy/TimeFilterFastResponse_pb2.py)$
+exclude = ^(build/|venv/|traveltimepy/TimeFilterFastRequest_pb2.py|traveltimepy/TimeFilterFastResponse_pb2.py)$
 
diff --git a/tests/routes_test.py b/tests/routes_test.py
index 17d9325..e58a9c5 100644
--- a/tests/routes_test.py
+++ b/tests/routes_test.py
@@ -65,5 +65,6 @@ async def test_snap_penalty(sdk: TravelTimeSdk):
     traveltime_without_penalty = (
         result_without_penalty[0].locations[0].properties[0].travel_time
     )
-
+    assert traveltime_with_penalty is not None
+    assert traveltime_without_penalty is not None
     assert traveltime_with_penalty > traveltime_without_penalty
diff --git a/traveltimepy/dto/requests/time_map_geojson.py b/traveltimepy/dto/requests/time_map_geojson.py
index 9a0c06a..5830514 100644
--- a/traveltimepy/dto/requests/time_map_geojson.py
+++ b/traveltimepy/dto/requests/time_map_geojson.py
@@ -3,7 +3,6 @@
 from geojson_pydantic import FeatureCollection
 from traveltimepy.dto.requests.request import TravelTimeRequest
 from traveltimepy.dto.requests.time_map import (
-    TimeMapRequest,
     DepartureSearch,
     ArrivalSearch,
 )
@@ -16,7 +15,7 @@ class TimeMapRequestGeojson(TravelTimeRequest[FeatureCollection]):
 
     def split_searches(self, window_size: int) -> List[TravelTimeRequest]:
         return [
-            TimeMapRequest(
+            TimeMapRequestGeojson(
                 departure_searches=departures,
                 arrival_searches=arrivals,
             )
diff --git a/traveltimepy/http.py b/traveltimepy/http.py
index 3dc815e..19dca1b 100644
--- a/traveltimepy/http.py
+++ b/traveltimepy/http.py
@@ -1,7 +1,7 @@
 import asyncio
 import json
 from dataclasses import dataclass
-from typing import TypeVar, Type, Dict
+from typing import TypeVar, Type, Dict, Optional
 
 from aiohttp import ClientSession, ClientResponse, TCPConnector, ClientTimeout
 from pydantic import BaseModel
@@ -88,7 +88,7 @@ async def send_get_async(
     path: str,
     headers: Dict[str, str],
     sdk_params: SdkParams,
-    params: Dict[str, str],
+    params: Optional[Dict[str, str]],
 ) -> T:
     async with ClientSession(
         timeout=ClientTimeout(total=sdk_params.timeout),
diff --git a/traveltimepy/sdk.py b/traveltimepy/sdk.py
index b026cbf..07f1a8a 100644
--- a/traveltimepy/sdk.py
+++ b/traveltimepy/sdk.py
@@ -155,6 +155,7 @@ async def map_info_async(self) -> List[Map]:
             "map-info",
             self._headers(AcceptType.JSON),
             self._sdk_params,
+            None,
         )
         return res.maps