diff --git a/tests/test_async_vws.py b/tests/test_async_vws.py
index 3453a1a34..7b4e4fbb5 100644
--- a/tests/test_async_vws.py
+++ b/tests/test_async_vws.py
@@ -207,12 +207,12 @@ async def test_delete_target(
             target_id=target_id,
         )
         targets = await async_vws_client.list_targets()
-        assert target_id in targets
+        assert targets == [target_id]
         await async_vws_client.delete_target(
             target_id=target_id,
         )
         targets = await async_vws_client.list_targets()
-        assert target_id not in targets
+        assert targets == []
 
 
 class TestGetTargetSummaryReport:
diff --git a/tests/test_vws.py b/tests/test_vws.py
index 90657420e..06a17cd90 100644
--- a/tests/test_vws.py
+++ b/tests/test_vws.py
@@ -365,9 +365,9 @@ def test_delete_target(
         )
 
         vws_client.wait_for_target_processed(target_id=target_id)
-        assert target_id in vws_client.list_targets()
+        assert vws_client.list_targets() == [target_id]
         vws_client.delete_target(target_id=target_id)
-        assert target_id not in vws_client.list_targets()
+        assert vws_client.list_targets() == []
 
 
 class TestGetTargetSummaryReport: