diff --git a/dolphinscheduler-task-plugin/dolphinscheduler-task-api/src/main/java/org/apache/dolphinscheduler/plugin/task/api/k8s/AbstractK8sTaskExecutor.java b/dolphinscheduler-task-plugin/dolphinscheduler-task-api/src/main/java/org/apache/dolphinscheduler/plugin/task/api/k8s/AbstractK8sTaskExecutor.java
index 4e8b56031bb6..8d3d2513af89 100644
--- a/dolphinscheduler-task-plugin/dolphinscheduler-task-api/src/main/java/org/apache/dolphinscheduler/plugin/task/api/k8s/AbstractK8sTaskExecutor.java
+++ b/dolphinscheduler-task-plugin/dolphinscheduler-task-api/src/main/java/org/apache/dolphinscheduler/plugin/task/api/k8s/AbstractK8sTaskExecutor.java
@@ -39,7 +39,8 @@ protected AbstractK8sTaskExecutor(TaskExecutionContext taskRequest) {
         this.taskRequest = taskRequest;
         this.k8sUtils = new K8sUtils();
         this.yaml = new Yaml(new ClassFilterConstructor(new Class[]{
-                List.class
+                List.class,
+                String.class
         }));
         this.taskOutputParams = new HashMap<>();
     }