diff --git a/ops/ad_produce.py b/ops/ad_produce.py
index f17f47d..3ebfbe6 100644
--- a/ops/ad_produce.py
+++ b/ops/ad_produce.py
@@ -139,10 +139,8 @@ def produce_task():
                             if int(line['ad_num']) == 0:
                                 sadd_adkey(key, line)
                             elif int(line['ad_num']) > 0:
-                                num = my_redis.get(f"adnum::{line['id']}_{locationid}::num")
+                                num = my_redis.get(f"adnum::{line['id']}_{locationid}::num") or 0
                                 print(f" get {line['id']} {locationid} num was {num}!")
-                            if not num:
-                                num = 0
                             if int(line['ad_num']) > int(num):
                                 sadd_adkey(key, line)
                             else: