diff --git a/powerjob-worker-samples/src/main/java/tech/powerjob/samples/processors/MapProcessorDemo.java b/powerjob-worker-samples/src/main/java/tech/powerjob/samples/processors/MapProcessorDemo.java
index 17bc517a..e089532d 100644
--- a/powerjob-worker-samples/src/main/java/tech/powerjob/samples/processors/MapProcessorDemo.java
+++ b/powerjob-worker-samples/src/main/java/tech/powerjob/samples/processors/MapProcessorDemo.java
@@ -87,7 +87,7 @@ public class MapProcessorDemo implements MapProcessor {
     @Getter
     @NoArgsConstructor
     @AllArgsConstructor
-    private static class SubTask {
+    public static class SubTask {
         private Integer siteId;
         private List<Integer> itemIds;
     }
diff --git a/powerjob-worker-samples/src/main/java/tech/powerjob/samples/processors/MapReduceProcessorDemo.java b/powerjob-worker-samples/src/main/java/tech/powerjob/samples/processors/MapReduceProcessorDemo.java
index f741d1c3..b761a770 100644
--- a/powerjob-worker-samples/src/main/java/tech/powerjob/samples/processors/MapReduceProcessorDemo.java
+++ b/powerjob-worker-samples/src/main/java/tech/powerjob/samples/processors/MapReduceProcessorDemo.java
@@ -87,7 +87,7 @@ public class MapReduceProcessorDemo implements MapReduceProcessor {
     @ToString
     @NoArgsConstructor
     @AllArgsConstructor
-    private static class TestSubTask {
+    public static class TestSubTask {
         private String name;
         private int age;
     }