diff --git a/tests/components/smarttub/conftest.py b/tests/components/smarttub/conftest.py
index c05762a903d..06780f8fb1e 100644
--- a/tests/components/smarttub/conftest.py
+++ b/tests/components/smarttub/conftest.py
@@ -1,5 +1,6 @@
 """Common fixtures for smarttub tests."""
 
+from typing import Any
 from unittest.mock import create_autospec, patch
 
 import pytest
@@ -7,19 +8,20 @@ import smarttub
 
 from homeassistant.components.smarttub.const import DOMAIN
 from homeassistant.const import CONF_EMAIL, CONF_PASSWORD
+from homeassistant.core import HomeAssistant
 from homeassistant.setup import async_setup_component
 
 from tests.common import MockConfigEntry
 
 
 @pytest.fixture
-def config_data():
+def config_data() -> dict[str, Any]:
     """Provide configuration data for tests."""
     return {CONF_EMAIL: "test-email", CONF_PASSWORD: "test-password"}
 
 
 @pytest.fixture
-def config_entry(config_data):
+def config_entry(config_data: dict[str, Any]) -> MockConfigEntry:
     """Create a mock config entry."""
     return MockConfigEntry(
         domain=DOMAIN,
@@ -29,7 +31,7 @@ def config_entry(config_data):
 
 
 @pytest.fixture
-async def setup_component(hass):
+async def setup_component(hass: HomeAssistant) -> None:
     """Set up the component."""
     assert await async_setup_component(hass, DOMAIN, {}) is True
 
@@ -162,7 +164,7 @@ def mock_api(account, spa):
 
 
 @pytest.fixture
-async def setup_entry(hass, config_entry):
+async def setup_entry(hass: HomeAssistant, config_entry: MockConfigEntry) -> None:
     """Initialize the config entry."""
     config_entry.add_to_hass(hass)
     await hass.config_entries.async_setup(config_entry.entry_id)