diff --git a/tests/integration/test_api_homeassistant.py b/tests/integration/test_api_homeassistant.py
index c297f5be485..3fe0dfe0453 100644
--- a/tests/integration/test_api_homeassistant.py
+++ b/tests/integration/test_api_homeassistant.py
@@ -182,8 +182,8 @@ async def test_api_homeassistant(
         # Test edge cases for zero-copy implementation safety
         # Empty entity_id should be silently ignored (no crash)
         client.send_home_assistant_state("", "", "should_be_ignored")
-        # Empty state with valid entity should work
-        client.send_home_assistant_state("sensor.external_temperature", "", "")
+        # Empty state with valid entity should work (use different entity to not interfere with test)
+        client.send_home_assistant_state("sensor.edge_case_empty_state", "", "")
 
         # List entities and services
         _, services = await client.list_entities_services()