diff --git a/airflow/providers/amazon/aws/triggers/redshift_cluster.py b/airflow/providers/amazon/aws/triggers/redshift_cluster.py
index 573aab4a5339e..ba67db01e641f 100644
--- a/airflow/providers/amazon/aws/triggers/redshift_cluster.py
+++ b/airflow/providers/amazon/aws/triggers/redshift_cluster.py
@@ -332,7 +332,7 @@ def serialize(self) -> tuple[str, dict[str, Any]]:
     def hook(self):
         return RedshiftHook(aws_conn_id=self.aws_conn_id)
 
-    async def run(self) -> AsyncIterator[TriggerEvent]:
+    async def run(self):
         async with self.hook.async_conn as client:
             attempt = 0
             waiter = client.get_waiter("cluster_deleted")
diff --git a/tests/providers/google/cloud/hooks/test_kubernetes_engine.py b/tests/providers/google/cloud/hooks/test_kubernetes_engine.py
index 817a2e79e61ef..53963c3a329fe 100644
--- a/tests/providers/google/cloud/hooks/test_kubernetes_engine.py
+++ b/tests/providers/google/cloud/hooks/test_kubernetes_engine.py
@@ -17,7 +17,6 @@
 # under the License.
 from __future__ import annotations
 
-import sys
 from asyncio import Future
 from unittest import mock