diff --git a/time_api.py b/time_api.py
index 9bc2350..9dd5442 100644
--- a/time_api.py
+++ b/time_api.py
@@ -68,7 +68,7 @@ def parse_beijing_date_range(query_time: str) -> tuple[datetime.datetime, dateti
     将一个日期字符串，转换成 start/end 时间段
     日期字符串格式：YYYY-MM-DD
     '''
-    start_time = datetime.datetime.fromisoformat(query_time).date()
+    start_time = datetime.datetime.fromisoformat(query_time)
     end_time = start_time + datetime.timedelta(days=1)
 
     start_time = to_beijing_time(start_time)