diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9ad8a29..2bf525d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,7 @@
 1. [#167](https://github.com/InfluxCommunity/influxdb3-python/pull/167): 
     - Remove incorrect symbol `>>` for config.yml.
     - Added spacing for `<<` and `>>` just for consistency.
+1. [176](https://github.com/InfluxCommunity/influxdb3-python/pull/176): Use `ConstantFlightServerDelayed` for timeout tests.
 
 ## 0.16.0 [2025-09-15]
 
diff --git a/tests/test_query.py b/tests/test_query.py
index b951bdf..ade4b2d 100644
--- a/tests/test_query.py
+++ b/tests/test_query.py
@@ -436,7 +436,7 @@ async def fibo(iters):
     @asyncio_run
     async def test_query_async_timeout(self):
         with pytest.raises(FlightTimedOutError):
-            with ConstantFlightServer() as server:
+            with ConstantFlightServerDelayed() as server:
                 connection_string = f"grpc://localhost:{server.port}"
                 token = "my_token"
                 database = "my_database"
@@ -452,7 +452,7 @@ async def test_query_async_timeout(self):
 
     def test_query_timeout_per_call_override(self):
         with pytest.raises(FlightTimedOutError):
-            with ConstantFlightServer() as server:
+            with ConstantFlightServerDelayed() as server:
                 connection_string = f"grpc://localhost:{server.port}"
                 token = "my_token"
                 database = "my_database"