diff --git a/.github/workflows/pythonpackage.yml b/.github/workflows/pythonpackage.yml
index 0702a47..e2c07ba 100644
--- a/.github/workflows/pythonpackage.yml
+++ b/.github/workflows/pythonpackage.yml
@@ -49,7 +49,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11", "3.12", "3.13"]
     steps:
     - name: Checkout sources
       uses: actions/checkout@v4.1.7
diff --git a/tests/conftest.py b/tests/conftest.py
index 819d8d9..142269b 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -16,14 +16,3 @@ def test_data_fixture(request):
         with file.open("r") as fh:
             test_data = json.load(fh)
             setattr(request.cls, filename, test_data)
-
-
-@pytest.fixture()
-def event_loop():
-    loop = asyncio.get_event_loop()
-    yield loop
-    to_cancel = asyncio.tasks.all_tasks(loop)
-    for task in to_cancel:
-        task.cancel()
-    loop.run_until_complete(asyncio.tasks.gather(*to_cancel, return_exceptions=True))
-    loop.close()
diff --git a/tests/test_api.py b/tests/test_api.py
index dee09d3..8235868 100644
--- a/tests/test_api.py
+++ b/tests/test_api.py
@@ -30,6 +30,8 @@ async def test_api(self, request, httpx_mock):
         httpx_mock.add_response(json=request.cls.info)
         r = await _Api()._call("")  # pylint: disable=protected-access
         assert r.json() == request.cls.info
+
+        httpx_mock.add_response(json=request.cls.info)
         client = AsyncClient()
         r = await _Api(client)._call("")  # pylint: disable=protected-access
         await client.aclose()