diff --git a/etc/psa_tariff/tariff01.json b/etc/psa_tariff/tariff01.json
index 88a4669..54c4cef 100644
--- a/etc/psa_tariff/tariff01.json
+++ b/etc/psa_tariff/tariff01.json
@@ -55,7 +55,8 @@
       "pop_carry_over": 1,
       "pop_carry_over_time_range_id": 1,
       "pop_daily_card_price": 0,
-      "pop_business_hours": 0,
+      "pop_business_hours": 16128,
+      "comment_pop_business_hours": "0x3F00 -> MON-SUN",
       "pop_time_step_config": 2
     }
   ],