diff --git a/tests/components/arcam_fmj/conftest.py b/tests/components/arcam_fmj/conftest.py
index f5a9ab6315a..66850933cc7 100644
--- a/tests/components/arcam_fmj/conftest.py
+++ b/tests/components/arcam_fmj/conftest.py
@@ -5,10 +5,12 @@ from unittest.mock import Mock, patch
 from arcam.fmj.client import Client
 from arcam.fmj.state import State
 import pytest
+from typing_extensions import AsyncGenerator
 
 from homeassistant.components.arcam_fmj.const import DEFAULT_NAME
 from homeassistant.components.arcam_fmj.media_player import ArcamFmj
 from homeassistant.const import CONF_HOST, CONF_PORT
+from homeassistant.core import HomeAssistant
 from homeassistant.setup import async_setup_component
 
 from tests.common import MockConfigEntry, MockEntityPlatform
@@ -27,7 +29,7 @@ MOCK_CONFIG_ENTRY = {CONF_HOST: MOCK_HOST, CONF_PORT: MOCK_PORT}
 
 
 @pytest.fixture(name="client")
-def client_fixture():
+def client_fixture() -> Mock:
     """Get a mocked client."""
     client = Mock(Client)
     client.host = MOCK_HOST
@@ -36,7 +38,7 @@ def client_fixture():
 
 
 @pytest.fixture(name="state_1")
-def state_1_fixture(client):
+def state_1_fixture(client: Mock) -> State:
     """Get a mocked state."""
     state = Mock(State)
     state.client = client
@@ -51,7 +53,7 @@ def state_1_fixture(client):
 
 
 @pytest.fixture(name="state_2")
-def state_2_fixture(client):
+def state_2_fixture(client: Mock) -> State:
     """Get a mocked state."""
     state = Mock(State)
     state.client = client
@@ -66,13 +68,13 @@ def state_2_fixture(client):
 
 
 @pytest.fixture(name="state")
-def state_fixture(state_1):
+def state_fixture(state_1: State) -> State:
     """Get a mocked state."""
     return state_1
 
 
 @pytest.fixture(name="player")
-def player_fixture(hass, state):
+def player_fixture(hass: HomeAssistant, state: State) -> ArcamFmj:
     """Get standard player."""
     player = ArcamFmj(MOCK_NAME, state, MOCK_UUID)
     player.entity_id = MOCK_ENTITY_ID
@@ -83,7 +85,9 @@ def player_fixture(hass, state):
 
 
 @pytest.fixture(name="player_setup")
-async def player_setup_fixture(hass, state_1, state_2, client):
+async def player_setup_fixture(
+    hass: HomeAssistant, state_1: State, state_2: State, client: Mock
+) -> AsyncGenerator[str]:
     """Get standard player."""
     config_entry = MockConfigEntry(
         domain="arcam_fmj", data=MOCK_CONFIG_ENTRY, title=MOCK_NAME
diff --git a/tests/components/arcam_fmj/test_config_flow.py b/tests/components/arcam_fmj/test_config_flow.py
index 65991c313ee..26e93354900 100644
--- a/tests/components/arcam_fmj/test_config_flow.py
+++ b/tests/components/arcam_fmj/test_config_flow.py
@@ -1,10 +1,11 @@
 """Tests for the Arcam FMJ config flow module."""
 
 from dataclasses import replace
-from unittest.mock import AsyncMock, patch
+from unittest.mock import AsyncMock, MagicMock, patch
 
 from arcam.fmj.client import ConnectionFailed
 import pytest
+from typing_extensions import Generator
 
 from homeassistant.components import ssdp
 from homeassistant.components.arcam_fmj.config_flow import get_entry_client
@@ -53,7 +54,7 @@ MOCK_DISCOVER = ssdp.SsdpServiceInfo(
 
 
 @pytest.fixture(name="dummy_client", autouse=True)
-def dummy_client_fixture(hass):
+def dummy_client_fixture() -> Generator[MagicMock]:
     """Mock out the real client."""
     with patch("homeassistant.components.arcam_fmj.config_flow.Client") as client:
         client.return_value.start.side_effect = AsyncMock(return_value=None)
@@ -61,7 +62,7 @@ def dummy_client_fixture(hass):
         yield client.return_value
 
 
-async def test_ssdp(hass: HomeAssistant, dummy_client) -> None:
+async def test_ssdp(hass: HomeAssistant) -> None:
     """Test a ssdp import flow."""
     result = await hass.config_entries.flow.async_init(
         DOMAIN,
@@ -93,7 +94,9 @@ async def test_ssdp_abort(hass: HomeAssistant) -> None:
     assert result["reason"] == "already_configured"
 
 
-async def test_ssdp_unable_to_connect(hass: HomeAssistant, dummy_client) -> None:
+async def test_ssdp_unable_to_connect(
+    hass: HomeAssistant, dummy_client: MagicMock
+) -> None:
     """Test a ssdp import flow."""
     dummy_client.start.side_effect = AsyncMock(side_effect=ConnectionFailed)
 
@@ -110,7 +113,7 @@ async def test_ssdp_unable_to_connect(hass: HomeAssistant, dummy_client) -> None
     assert result["reason"] == "cannot_connect"
 
 
-async def test_ssdp_invalid_id(hass: HomeAssistant, dummy_client) -> None:
+async def test_ssdp_invalid_id(hass: HomeAssistant) -> None:
     """Test a ssdp with invalid  UDN."""
     discover = replace(
         MOCK_DISCOVER, upnp=MOCK_DISCOVER.upnp | {ssdp.ATTR_UPNP_UDN: "invalid"}