diff --git a/apps/payment/views.py b/apps/payment/views.py
index 846b5a4a..81812bbf 100644
--- a/apps/payment/views.py
+++ b/apps/payment/views.py
@@ -160,12 +160,13 @@ class SchoolBuyView(TemplateView):
 @method_decorator(csrf_exempt, name='dispatch')
 class PaymentwallCallbackView(View):
 
-    def add_months(self, sourcedate, months):
-        month = sourcedate.month - 1 + months
-        year = sourcedate.year + month // 12
-        month = month % 12 + 1
-        day = min(sourcedate.day, calendar.monthrange(year, month)[1])
-        return datetime.date(year, month, day)
+    def add_months(self, sourcedate, months=1):
+        result = arrow.get(sourcedate, settings.TIME_ZONE).shift(months=months)
+        if months == 1:
+            if (sourcedate.month == 2 and sourcedate.day >= 28) or (sourcedate.day == 31 and result.day <= 30)\
+                or (sourcedate.month == 1 and sourcedate.day >= 29 and result.day == 28):
+                result = result.replace(day=1, month=result.month + 1)
+        return result
 
     def get_request_ip(self):
         x_forwarded_for = self.request.META.get('HTTP_X_FORWARDED_FOR')
@@ -178,7 +179,6 @@ class PaymentwallCallbackView(View):
     def get(self, request, *args, **kwargs):
         payment_raw_data = request.GET.copy()
         pingback = Pingback(payment_raw_data, self.get_request_ip())
-        september2018 = datetime.date(2018, 9, 1)
 
         if pingback.validate():
             product_type_name, payment_id = pingback.get_product().get_id().split('_')
@@ -231,12 +231,10 @@ class PaymentwallCallbackView(View):
                             date_end = school_payment.date_end
                         else:
                             date_start = arrow.get(school_payment.date_end, settings.TIME_ZONE).shift(days=1).datetime
-                            date_end = arrow.get(date_start, settings.TIME_ZONE).shift(months=1).datetime
+                            date_end = self.add_months(date_start)
                     else:
                         date_start = now().date()
-                        if date_start < september2018:
-                            date_start = september2018
-                        date_end = arrow.get(date_start, settings.TIME_ZONE).shift(months=1, minutes=-1).datetime
+                        date_end = self.add_months(date_start)
                     payment.date_start = date_start
                     payment.date_end = date_end
             if product_type_name == 'course':
diff --git a/project/views.py b/project/views.py
index c3277a98..a22a8499 100644
--- a/project/views.py
+++ b/project/views.py
@@ -4,6 +4,7 @@ from django.db.models import Min, Func, F
 from django.contrib.auth import get_user_model
 from django.views.generic import TemplateView
 from django.utils.timezone import now
+from paymentwall.pingback import Pingback
 
 from apps.course.models import Course
 from apps.school.models import SchoolSchedule
@@ -47,7 +48,12 @@ class IndexView(TemplateView):
             school_payment = SchoolPayment.objects.filter(
                 user=self.request.user,
                 date_start__lte=date_now,
-                date_end__gte=date_now
+                date_end__gte=date_now,
+                status__in=[
+                    Pingback.PINGBACK_TYPE_REGULAR,
+                    Pingback.PINGBACK_TYPE_GOODWILL,
+                    Pingback.PINGBACK_TYPE_RISK_REVIEWED_ACCEPTED,
+                ],
             )
             school_payment_exists = school_payment.exists()
             school_schedules_purchased = school_payment.annotate(
@@ -77,7 +83,7 @@ class IndexView(TemplateView):
             'is_purchased': school_payment_exists,
             'min_school_price': SchoolSchedule.objects.aggregate(Min('month_price'))['month_price__min'],
             'school_schedules': SchoolSchedule.objects.all(),
-            'school_schedules_purchased': school_schedules_purchased,
+            'school_schedules_purchased': set(school_schedules_purchased),
             'teachers': User.objects.filter(role=User.TEACHER_ROLE, show_in_mainpage=True),
             'subscription_ends': school_payment.filter(add_days=False).first().date_end if school_payment_exists else None,
             'subscription_ends_humanize': school_payment.filter(add_days=False).first().date_end_humanize if school_payment_exists else None,