diff --git a/apps/school/templates/blocks/day_pay_btn.html b/apps/school/templates/blocks/day_pay_btn.html
index 9f90c17d..f4cd2f40 100644
--- a/apps/school/templates/blocks/day_pay_btn.html
+++ b/apps/school/templates/blocks/day_pay_btn.html
@@ -1,6 +1,5 @@
 <a
   data-popup=".js-popup-buy"
   class="timing__btn btn"
-  data-day="{{ school_schedule.weekday }}"
   href="{% url 'school-checkout' %}?weekdays={{ school_schedule.weekday }}&add_days=true"
 >купить</a>