diff --git a/gather_new_user.py b/gather_new_user.py
index b055284..9800563 100644
--- a/gather_new_user.py
+++ b/gather_new_user.py
@@ -93,7 +93,7 @@ def gather_data(last_time, gameid, channelid, ad_channel):
 
 def run(gameid, channelid, ad_channel):
     now = datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S")
-    last_time = get_last_time(gameid, channelid, ad_channel)
+    last_time = get_last_time(gameid, channelid, ad_channel).strftime("%Y-%m-%d %H:%M:%S")
     while comp_datetime(now, last_time):
         print(f"lasttime={last_time}")
         gather_data(last_time, gameid, channelid, ad_channel)