diff --git a/ad_tasks.py b/ad_tasks.py
index c22d89d..464c6a3 100644
--- a/ad_tasks.py
+++ b/ad_tasks.py
@@ -58,7 +58,7 @@ def sadd_adkey(key, line):
 
     if new_line:
         my_redis.hmset(info_key, new_line)
-        my_redis.expire(info_key, 60 * 60*3)
+        my_redis.expire(info_key, 60 * 3)
         #log.info(f"add info {new_line} 2 {info_key}!")
     else:
         log.error(f"split adinfo about locationid failed! localtionid={locationid} ")