diff --git a/frontend/src/views/TaskHall.vue b/frontend/src/views/TaskHall.vue
index 3bcf70c..86edd12 100644
--- a/frontend/src/views/TaskHall.vue
+++ b/frontend/src/views/TaskHall.vue
@@ -4277,21 +4277,16 @@ const loadDashboardStats = async () => {
     const month = selectedMonth.value?.format('YYYY-MM')
     const params: { month?: string; deptId?: number } = {}
     if (month) params.month = month
-    // 获取有效的部门ID（切换的部门或用户自己的部门）
-    let effectiveDept = effectiveDeptId.value
-    // 如果 effectiveDeptId 为空，尝试从 localStorage 获取
-    if (!effectiveDept) {
-      const userStr = localStorage.getItem('userInfo')
-      if (userStr) {
-        try {
-          const user = JSON.parse(userStr)
-          effectiveDept = user.deptId
-        } catch (e) { /* ignore */ }
-      }
-    }
-    if (effectiveDept) {
-      params.deptId = effectiveDept
+    
+    // 只有部门负责人切换了部门视角时才传递 deptId
+    // 普通用户不传 deptId，后端会根据 userId 查询个人数据
+    const isDeptLeader = userInfo.value?.isDepartmentLeader || false
+    if (isDeptLeader && currentDeptView.value !== undefined) {
+      // 部门负责人且切换了部门视角
+      params.deptId = currentDeptView.value
     }
+    // 注意：普通用户不传 deptId，这样后端会按用户个人统计数据
+    
     const response = await taskApi.getDashboardStats(Object.keys(params).length > 0 ? params : undefined)
     if (response.code === 200) {
       const data = response.data