diff --git a/src/main/java/com/peanut/modules/common/service/impl/ClassEntityServiceImpl.java b/src/main/java/com/peanut/modules/common/service/impl/ClassEntityServiceImpl.java
index d022cbd3..150a050a 100644
--- a/src/main/java/com/peanut/modules/common/service/impl/ClassEntityServiceImpl.java
+++ b/src/main/java/com/peanut/modules/common/service/impl/ClassEntityServiceImpl.java
@@ -266,8 +266,9 @@ public class ClassEntityServiceImpl extends ServiceImpl<ClassEntityDao, ClassEnt
         if (classModel.getIsTask()==1){
             int taskCount = classTaskDao.selectCount(new LambdaQueryWrapper<ClassTask>()
                     .eq(ClassTask::getClassId,classEntity.getId()).eq(ClassTask::getType,"0"));
-            if (taskCount<((classModel.getDays()-classModel.getExamDays())/7.0)){
-                return R.error("请发布"+Math.ceil((classModel.getDays()-classModel.getExamDays())/7.0)+"个任务。");
+            double allWeek = Math.ceil((classModel.getDays()-classModel.getExamDays())/7.0)-2;
+            if (taskCount<allWeek){
+                return R.error("请至少发布"+allWeek+"个任务。");
             }
         }