diff --git a/tests/components/zha/conftest.py b/tests/components/zha/conftest.py
index e3a12703640f..4614fcc53df6 100644
--- a/tests/components/zha/conftest.py
+++ b/tests/components/zha/conftest.py
@@ -1,5 +1,5 @@
 """Test configuration for the ZHA component."""
-from collections.abc import Callable
+from collections.abc import Callable, Generator
 import itertools
 import time
 from unittest.mock import AsyncMock, MagicMock, patch
@@ -123,10 +123,10 @@ def zigpy_app_controller():
 
 
 @pytest.fixture(name="config_entry")
-async def config_entry_fixture(hass):
+async def config_entry_fixture(hass) -> MockConfigEntry:
     """Fixture representing a config entry."""
-    entry = MockConfigEntry(
-        version=2,
+    return MockConfigEntry(
+        version=3,
         domain=zha_const.DOMAIN,
         data={
             zigpy.config.CONF_DEVICE: {zigpy.config.CONF_DEVICE_PATH: "/dev/ttyUSB0"},
@@ -146,23 +146,30 @@ async def config_entry_fixture(hass):
             }
         },
     )
-    entry.add_to_hass(hass)
-    return entry
 
 
 @pytest.fixture
-def setup_zha(hass, config_entry, zigpy_app_controller):
-    """Set up ZHA component."""
-    zha_config = {zha_const.CONF_ENABLE_QUIRKS: False}
-
-    p1 = patch(
+def mock_zigpy_connect(
+    zigpy_app_controller: ControllerApplication,
+) -> Generator[ControllerApplication, None, None]:
+    """Patch the zigpy radio connection with our mock application."""
+    with patch(
         "bellows.zigbee.application.ControllerApplication.new",
         return_value=zigpy_app_controller,
-    )
+    ) as mock_app:
+        yield mock_app
+
+
+@pytest.fixture
+def setup_zha(hass, config_entry: MockConfigEntry, mock_zigpy_connect):
+    """Set up ZHA component."""
+    zha_config = {zha_const.CONF_ENABLE_QUIRKS: False}
 
     async def _setup(config=None):
+        config_entry.add_to_hass(hass)
         config = config or {}
-        with p1:
+
+        with mock_zigpy_connect:
             status = await async_setup_component(
                 hass, zha_const.DOMAIN, {zha_const.DOMAIN: {**zha_config, **config}}
             )
diff --git a/tests/components/zha/test_config_flow.py b/tests/components/zha/test_config_flow.py
index 8e0712478726..553ec03e3327 100644
--- a/tests/components/zha/test_config_flow.py
+++ b/tests/components/zha/test_config_flow.py
@@ -956,22 +956,10 @@ async def test_user_port_config(probe_mock, hass: HomeAssistant) -> None:
     ],
 )
 async def test_migration_ti_cc_to_znp(
-    old_type, new_type, hass: HomeAssistant, config_entry
+    old_type, new_type, hass: HomeAssistant, config_entry: MockConfigEntry
 ) -> None:
     """Test zigpy-cc to zigpy-znp config migration."""
-    config_entry = MockConfigEntry(
-        domain=DOMAIN,
-        unique_id=old_type + new_type,
-        data={
-            CONF_RADIO_TYPE: old_type,
-            CONF_DEVICE: {
-                CONF_DEVICE_PATH: "/dev/ttyUSB1",
-                CONF_BAUDRATE: 115200,
-                CONF_FLOWCONTROL: None,
-            },
-        },
-    )
-
+    config_entry.data = {**config_entry.data, CONF_RADIO_TYPE: old_type}
     config_entry.version = 2
     config_entry.add_to_hass(hass)
 
diff --git a/tests/components/zha/test_diagnostics.py b/tests/components/zha/test_diagnostics.py
index 0bb06ea723b2..7541bdf01619 100644
--- a/tests/components/zha/test_diagnostics.py
+++ b/tests/components/zha/test_diagnostics.py
@@ -15,6 +15,7 @@
 
 from .conftest import SIG_EP_INPUT, SIG_EP_OUTPUT, SIG_EP_PROFILE, SIG_EP_TYPE
 
+from tests.common import MockConfigEntry
 from tests.components.diagnostics import (
     get_diagnostics_for_config_entry,
     get_diagnostics_for_device,
@@ -57,11 +58,13 @@ def zigpy_device(zigpy_device_mock):
 async def test_diagnostics_for_config_entry(
     hass: HomeAssistant,
     hass_client: ClientSessionGenerator,
-    config_entry,
+    config_entry: MockConfigEntry,
     zha_device_joined,
     zigpy_device,
 ) -> None:
     """Test diagnostics for config entry."""
+    config_entry.add_to_hass(hass)
+
     await zha_device_joined(zigpy_device)
 
     gateway = hass.data[DATA_ZHA][DATA_ZHA_GATEWAY]
@@ -86,12 +89,11 @@ async def test_diagnostics_for_config_entry(
 async def test_diagnostics_for_device(
     hass: HomeAssistant,
     hass_client: ClientSessionGenerator,
-    config_entry,
+    config_entry: MockConfigEntry,
     zha_device_joined,
     zigpy_device,
 ) -> None:
     """Test diagnostics for device."""
-
     zha_device: ZHADevice = await zha_device_joined(zigpy_device)
     dev_reg = async_get(hass)
     device = dev_reg.async_get_device(identifiers={("zha", str(zha_device.ieee))})