diff --git a/tests/components/tts/test_init.py b/tests/components/tts/test_init.py
index 664eefe60fe..9205b45d94a 100644
--- a/tests/components/tts/test_init.py
+++ b/tests/components/tts/test_init.py
@@ -39,7 +39,6 @@ from .common import (
 )
 
 from tests.common import (
-    MockEntityPlatform,
     MockModule,
     async_mock_service,
     mock_integration,
@@ -62,7 +61,6 @@ class DefaultEntity(tts.TextToSpeechEntity):
 async def test_default_entity_attributes(hass: HomeAssistant) -> None:
     """Test default entity attributes."""
     entity = DefaultEntity()
-    entity.platform = MockEntityPlatform(hass)
 
     assert entity.hass is None
     assert entity.default_language == DEFAULT_LANG