diff --git a/tests/test_asyncio/test_timeseries.py b/tests/test_asyncio/test_timeseries.py
index 182f6b5f3f..ef582269c1 100644
--- a/tests/test_asyncio/test_timeseries.py
+++ b/tests/test_asyncio/test_timeseries.py
@@ -240,6 +240,9 @@ async def test_range_advanced(modclient: redis.Redis):
     assert [(0, 5.0), (5, 6.0)] == await modclient.ts().range(
         1, 0, 10, aggregation_type="count", bucket_size_msec=10, align=5
     )
+    assert [(0, 2.5500000000000003), (10, 3.0)] == await modclient.ts().range(
+        1, 0, 10, aggregation_type="twa", bucket_size_msec=10
+    )
 
 
 @pytest.mark.redismod
diff --git a/tests/test_timeseries.py b/tests/test_timeseries.py
index b4b85e1715..cb27a7523f 100644
--- a/tests/test_timeseries.py
+++ b/tests/test_timeseries.py
@@ -233,7 +233,7 @@ def test_range_advanced(client):
     assert [(0, 5.0), (5, 6.0)] == client.ts().range(
         1, 0, 10, aggregation_type="count", bucket_size_msec=10, align=5
     )
-    assert [(0, 2.5500000000000003), (10, 3.95)] == client.ts().range(
+    assert [(0, 2.5500000000000003), (10, 3.0)] == client.ts().range(
         1, 0, 10, aggregation_type="twa", bucket_size_msec=10
     )