diff --git a/project/src/main/java/com/sdm/project/service/impl/TaskServiceImpl.java b/project/src/main/java/com/sdm/project/service/impl/TaskServiceImpl.java
index 5db21f2d..bbee2f7e 100644
--- a/project/src/main/java/com/sdm/project/service/impl/TaskServiceImpl.java
+++ b/project/src/main/java/com/sdm/project/service/impl/TaskServiceImpl.java
@@ -172,6 +172,8 @@ public class TaskServiceImpl implements ITaskService {
 
     private static final String CONVERT_CREATE_DIR_ERROR_MSG_DIR_EXIST = "任务已存在";
 
+    private static final float EPSILON = 1e-6f;
+
 
     /**
      * 预处理请求参数
@@ -1079,6 +1081,13 @@ public class TaskServiceImpl implements ITaskService {
         System.out.println("===== 格式化打印所有任务耗时（推荐日志输出） =====");
         System.out.println(stopWatch.prettyPrint()); // Spring内置格式化，含耗时百分比，直接打印日志即可
         // 11. 最终返回
+        // 20260311 如果任务中的难度系数为0，就设置为null
+        for (SpdmNewTaskVo spdmNewTaskVo : newTaskList) {
+            Float difficult = spdmNewTaskVo.getDifficult();
+            if (difficult != null && Math.abs(difficult) < EPSILON) {
+                spdmNewTaskVo.setDifficult(null);
+            }
+        }
         jsonObject.put("data", newTaskList);
         jsonObject.put("currentPage", req.getCurrent());
         jsonObject.put("pageSize", req.getSize());