diff --git a/main.py b/main.py
index 5f1c048..c954edb 100644
--- a/main.py
+++ b/main.py
@@ -104,10 +104,10 @@ def perform_clock_in(api_client: ApiClient, config: ConfigManager) -> Dict[str,
         current_hour = current_time.hour
 
         # 判断打卡类型
-        if 8 <= current_hour < 12:
+        if 0 <= current_hour < 17:
             checkin_type = 'START'
             display_type = '上班'
-        elif 17 <= current_hour < 20:
+        elif 17 <= current_hour < 23:
             checkin_type = 'END'
             display_type = '下班'
         else: