diff --git a/tests/components/mochad/test_light.py b/tests/components/mochad/test_light.py
index 872bd3a9d61..49beebbaec6 100644
--- a/tests/components/mochad/test_light.py
+++ b/tests/components/mochad/test_light.py
@@ -18,7 +18,7 @@ def pymochad_mock():
 
 
 @pytest.fixture
-def light_mock(hass, brightness):
+def light_mock(hass: HomeAssistant, brightness: int) -> mochad.MochadLight:
     """Mock light."""
     controller_mock = mock.MagicMock()
     dev_dict = {"address": "a1", "name": "fake_light", "brightness_levels": brightness}
diff --git a/tests/components/mochad/test_switch.py b/tests/components/mochad/test_switch.py
index 750dd48296e..9fea3b5c14c 100644
--- a/tests/components/mochad/test_switch.py
+++ b/tests/components/mochad/test_switch.py
@@ -21,7 +21,7 @@ def pymochad_mock():
 
 
 @pytest.fixture
-def switch_mock(hass):
+def switch_mock(hass: HomeAssistant) -> mochad.MochadSwitch:
     """Mock switch."""
     controller_mock = mock.MagicMock()
     dev_dict = {"address": "a1", "name": "fake_switch"}