diff --git a/src/main/java/com/zh/project0512/mapper/TaskMapper.java b/src/main/java/com/zh/project0512/mapper/TaskMapper.java
index 13a8da7..357ee33 100644
--- a/src/main/java/com/zh/project0512/mapper/TaskMapper.java
+++ b/src/main/java/com/zh/project0512/mapper/TaskMapper.java
@@ -80,6 +80,7 @@ public interface TaskMapper extends BaseMapper<Task> {
         "${ew.customSqlSegment}")
     List<Map> taskEffectData(@Param("ew") Wrapper<Task> queryWrapper);
 
-    @Select("select t1.departmentId,t2.name as departmentName from taskDepartment t1 left join qywxDepartment t2 on t1.departmentId = t2.departmentId")
+    @Select("select t1.departmentId,t2.name as departmentName from taskDepartment t1 " +
+        "inner join qywxDepartment t2 on t1.departmentId = t2.departmentId and t1.taskId =#{taskId}")
     List<Map> taskDepartment(int taskId);
 }