diff --git a/airflow-core/tests/unit/api_fastapi/core_api/routes/ui/test_calendar.py b/airflow-core/tests/unit/api_fastapi/core_api/routes/ui/test_calendar.py
index fce45ffe1ef25..250939852ee0a 100644
--- a/airflow-core/tests/unit/api_fastapi/core_api/routes/ui/test_calendar.py
+++ b/airflow-core/tests/unit/api_fastapi/core_api/routes/ui/test_calendar.py
@@ -25,6 +25,7 @@
 from airflow.utils.session import provide_session
 from airflow.utils.state import DagRunState
 
+from tests_common.test_utils.asserts import assert_queries_count
 from tests_common.test_utils.db import clear_db_dags, clear_db_runs
 
 pytestmark = pytest.mark.db_test
@@ -103,7 +104,8 @@ def teardown_method(self) -> None:
         ],
     )
     def test_daily_calendar(self, test_client, query_params, result):
-        response = test_client.get(f"/calendar/{self.DAG_NAME}", params=query_params)
+        with assert_queries_count(4):
+            response = test_client.get(f"/calendar/{self.DAG_NAME}", params=query_params)
         assert response.status_code == 200
         body = response.json()
         print(body)
@@ -173,7 +175,8 @@ def test_daily_calendar(self, test_client, query_params, result):
         ],
     )
     def test_hourly_calendar(self, setup_dag_runs, test_client, query_params, result):
-        response = test_client.get(f"/calendar/{self.DAG_NAME}", params=query_params)
+        with assert_queries_count(4):
+            response = test_client.get(f"/calendar/{self.DAG_NAME}", params=query_params)
         assert response.status_code == 200
         body = response.json()