diff --git a/sync_status_readme.py b/sync_status_readme.py
index 6cf5704..c0f0fbd 100644
--- a/sync_status_readme.py
+++ b/sync_status_readme.py
@@ -19,21 +19,24 @@
 date_range = [(start_date + timedelta(days=x)).strftime("%m.%d") for x in range((end_date - start_date).days + 1)]
 
 # 获取当前北京时间
-current_date = datetime.now(beijing_tz).replace(hour=0, minute=0, second=0, microsecond=0)
+current_date = datetime.now(beijing_tz)
 
 # 获取每个用户在每一天的提交状态
 user_commits = {user: {} for user in contributors}
 for date in date_range:
-    day = datetime.strptime(date, "%m.%d").replace(year=2024, tzinfo=beijing_tz)
-    if day > current_date:
+    day_start = datetime.strptime(date, "%m.%d").replace(year=2024, tzinfo=beijing_tz)
+    day_end = day_start + timedelta(days=1)
+    if day_end > current_date:
+        day_end = current_date
+    if day_start >= current_date:
         continue  # 跳过未来的日期
-    next_day = day + timedelta(days=1)
-    if day == current_date:
-        next_day = datetime.now(beijing_tz)  # 如果是今天，使用当前时间作为结束时间
-    commits = repo.get_commits(since=day, until=next_day)
+    
+    commits = repo.get_commits(since=day_start, until=day_end)
     for commit in commits:
         if commit.author:
-            user_commits[commit.author.login][date] = "✅"
+            commit_date = commit.commit.author.date.astimezone(beijing_tz)
+            commit_date_str = commit_date.strftime("%m.%d")
+            user_commits[commit.author.login][commit_date_str] = "✅"
 
 # 检查是否有人在一周内超过两天没有提交
 def check_weekly_status(user_commits, user, date):