diff --git a/providers/amazon/tests/unit/amazon/aws/executors/batch/test_batch_executor.py b/providers/amazon/tests/unit/amazon/aws/executors/batch/test_batch_executor.py
index e990c657b9e31..cf929e48d148d 100644
--- a/providers/amazon/tests/unit/amazon/aws/executors/batch/test_batch_executor.py
+++ b/providers/amazon/tests/unit/amazon/aws/executors/batch/test_batch_executor.py
@@ -805,6 +805,7 @@ def test_try_adopt_task_instances(self, mock_executor):
             task.task_id = f"task_{idx}"
             task.dag_id = "test_dag"
             task.run_id = "test_run"
+            task.hostname = "host"
             task.map_index = -1
             task.pool_slots = 1
             task.priority_weight = 1