diff --git a/public_transit_client/client.py b/public_transit_client/client.py
index 67075a5..61913a6 100644
--- a/public_transit_client/client.py
+++ b/public_transit_client/client.py
@@ -11,13 +11,13 @@
     Coordinate,
     Departure,
     DistanceToStop,
+    QueryConfig,
+    RouterInfo,
+    ScheduleInfo,
     SearchType,
     Stop,
     StopConnection,
     TimeType,
-    QueryConfig,
-    ScheduleInfo,
-    RouterInfo,
 )
 
 LOG = logging.getLogger(__name__)
@@ -252,14 +252,14 @@ def _build_params_dict(
             ),
         }
 
-        if source is isinstance(source, tuple):
+        if isinstance(source, tuple):
             params["sourceLatitude"] = str(source[0])
             params["sourceLongitude"] = str(source[1])
         elif isinstance(source, str):
             params["sourceStopId"] = source
 
         if target is not None:
-            if target is isinstance(target, tuple):
+            if isinstance(target, tuple):
                 params["targetLatitude"] = str(target[0])
                 params["targetLongitude"] = str(target[1])
             elif isinstance(target, str):
diff --git a/public_transit_client/model.py b/public_transit_client/model.py
index a497426..e708e22 100644
--- a/public_transit_client/model.py
+++ b/public_transit_client/model.py
@@ -1,4 +1,4 @@
-from datetime import datetime, date
+from datetime import date, datetime
 from enum import Enum
 from itertools import pairwise
 
diff --git a/pyproject.toml b/pyproject.toml
index f70acb0..4ac3502 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "public-transit-client"
-version = "1.0.0"
+version = "1.0.1"
 description = "Client to access the public transit service API endpoints."
 authors = [
     "Lukas Connolly <lukas@connolly.ch>",
diff --git a/tests/integration/test_integration_routing.py b/tests/integration/test_integration_routing.py
index 8efd759..1bb91af 100644
--- a/tests/integration/test_integration_routing.py
+++ b/tests/integration/test_integration_routing.py
@@ -1,4 +1,4 @@
-from datetime import datetime, date
+from datetime import date, datetime
 
 import pytest
 
@@ -9,12 +9,12 @@
 from public_transit_client.model import (
     Connection,
     Coordinate,
-    StopConnection,
-    TimeType,
     QueryConfig,
-    TransportMode,
     RouterInfo,
     ScheduleInfo,
+    StopConnection,
+    TimeType,
+    TransportMode,
 )
 
 HOST = "http://localhost:8080"
@@ -70,6 +70,42 @@ def test_get_connections(client):
     assert connections[0].to_stop.id == to_stop
 
 
+@pytest.mark.integration
+def test_get_connections_coordinates(client):
+    from_coordinate = Coordinate(latitude=36.914, longitude=-116.761)
+    to_coordinate = Coordinate(latitude=36.881, longitude=-116.817)
+    departure_time = datetime(2008, 6, 1)
+    connections = client.get_connections(
+        source=from_coordinate,
+        target=to_coordinate,
+        time=departure_time,
+        time_type=TimeType.DEPARTURE,
+    )
+
+    assert isinstance(connections, list)
+    assert len(connections) > 0
+    assert all(isinstance(connection, Connection) for connection in connections)
+    assert connections[0].from_coordinate == from_coordinate
+    assert connections[0].to_coordinate == to_coordinate
+
+
+@pytest.mark.integration
+def test_get_connections_coordinate_tuples(client):
+    from_coordinate = (36.914, -116.761)
+    to_coordinate = (36.881, -116.817)
+    departure_time = datetime(2008, 6, 1)
+    connections = client.get_connections(
+        source=from_coordinate,
+        target=to_coordinate,
+        time=departure_time,
+        time_type=TimeType.DEPARTURE,
+    )
+
+    assert isinstance(connections, list)
+    assert len(connections) > 0
+    assert all(isinstance(connection, Connection) for connection in connections)
+
+
 @pytest.mark.integration
 def test_get_connections_invalid_stop(client):
     from_stop = "INVALID_STOP"