diff --git a/tests/components/notion/conftest.py b/tests/components/notion/conftest.py
index a66d99d41ce..7484e8a997f 100644
--- a/tests/components/notion/conftest.py
+++ b/tests/components/notion/conftest.py
@@ -1,4 +1,5 @@
 """Define fixtures for Notion tests."""
+from collections.abc import Generator
 import json
 from unittest.mock import AsyncMock, Mock, patch
 
@@ -13,6 +14,15 @@ TEST_USERNAME = "user@host.com"
 TEST_PASSWORD = "password123"
 
 
+@pytest.fixture
+def mock_setup_entry() -> Generator[AsyncMock, None, None]:
+    """Override async_setup_entry."""
+    with patch(
+        "homeassistant.components.notion.async_setup_entry", return_value=True
+    ) as mock_setup_entry:
+        yield mock_setup_entry
+
+
 @pytest.fixture(name="client")
 def client_fixture(data_bridge, data_sensor, data_task):
     """Define a fixture for an aionotion client."""
diff --git a/tests/components/notion/test_config_flow.py b/tests/components/notion/test_config_flow.py
index d0d1cad0350..e9f340fae17 100644
--- a/tests/components/notion/test_config_flow.py
+++ b/tests/components/notion/test_config_flow.py
@@ -12,6 +12,8 @@ from homeassistant.core import HomeAssistant
 
 from .conftest import TEST_PASSWORD, TEST_USERNAME
 
+pytestmark = pytest.mark.usefixtures("mock_setup_entry")
+
 
 @pytest.mark.parametrize(
     ("get_client_with_exception", "errors"),
@@ -58,7 +60,7 @@ async def test_create_entry(
     }
 
 
-async def test_duplicate_error(hass: HomeAssistant, config, setup_config_entry) -> None:
+async def test_duplicate_error(hass: HomeAssistant, config, config_entry) -> None:
     """Test that errors are shown when duplicates are added."""
     result = await hass.config_entries.flow.async_init(
         DOMAIN, context={"source": SOURCE_USER}, data=config
@@ -81,7 +83,7 @@ async def test_reauth(
     config_entry,
     errors,
     get_client_with_exception,
-    setup_config_entry,
+    mock_aionotion,
 ) -> None:
     """Test that re-auth works."""
     result = await hass.config_entries.flow.async_init(