diff --git a/yuthon_hr_attendance/controllers/applet_attendance.py b/yuthon_hr_attendance/controllers/applet_attendance.py
index 107b32912..a000387b6 100644
--- a/yuthon_hr_attendance/controllers/applet_attendance.py
+++ b/yuthon_hr_attendance/controllers/applet_attendance.py
@@ -298,19 +298,16 @@ class AppletAttendance(Controller):
             })
         return records
 
-    def get_holiday_data(self, start_date_str=None, end_date_str=None):
+    def get_holiday_data(self, start_date=None, end_date=None):
         """
         获取指定日期范围内的假期和调休数据
 
         参数:
-            start_date_str: 开始日期字符串，格式为'YYYY-MM-DD'
-            end_date_str: 结束日期字符串，格式为'YYYY-MM-DD'
+            start_date: 开始日期，date类型
+            end_date: 结束日期，date类型
         返回:
             包含假期和调休信息的字典
         """
-        # 将字符串转换为date对象
-        start_date = datetime.strptime(start_date_str, '%Y-%m-%d').date() if start_date_str else None
-        end_date = datetime.strptime(end_date_str, '%Y-%m-%d').date() if end_date_str else None
         # 从start_date中提取年份
         current_year = start_date.year if start_date else datetime.now().year
         domain = [("calendar_id", "=", "行政考勤工作日")]