diff --git a/tests/components/demo/test_init.py b/tests/components/demo/test_init.py
index beffa3ba332..3414ba7b6d0 100644
--- a/tests/components/demo/test_init.py
+++ b/tests/components/demo/test_init.py
@@ -65,7 +65,7 @@ async def test_demo_statistics(hass, recorder_mock):
         "unit_of_measurement": "°C",
     } in statistic_ids
     assert {
-        "has_mean": False,
+        "has_mean": True,
         "has_sum": True,
         "name": None,
         "source": "demo",