diff --git a/bornhack/settings/base.py b/bornhack/settings/base.py
index 386cbaa8..cc81d94d 100644
--- a/bornhack/settings/base.py
+++ b/bornhack/settings/base.py
@@ -98,3 +98,5 @@ BOOTSTRAP3 = {
 
 EPAY_MERCHANT_NUMBER = env('EPAY_MERCHANT_NUMBER')
 EPAY_MD5_SECRET = env('EPAY_MD5_SECRET')
+
+TICKET_CATEGORY_ID = env('TICKET_CATEGORY_ID')
\ No newline at end of file
diff --git a/bornhack/settings/env.dist b/bornhack/settings/env.dist
index dea3f432..a3bc5d31 100644
--- a/bornhack/settings/env.dist
+++ b/bornhack/settings/env.dist
@@ -9,3 +9,4 @@ EMAIL_USE_TLS=True
 EMAIL_FROM='noreply@example.com'
 EPAY_MERCHANT_NUMBER=something
 EPAY_MD5_SECRET=something
+TICKET_CATEGORY_ID=''
\ No newline at end of file
diff --git a/shop/admin.py b/shop/admin.py
index 8e3054f6..75795a2f 100644
--- a/shop/admin.py
+++ b/shop/admin.py
@@ -27,6 +27,13 @@ class ProductInline(admin.TabularInline):
     model = models.OrderProductRelation
 
 
+class TicketInline(admin.TabularInline):
+    model = models.Ticket
+    exclude = ['qrcode_base64']
+
+
+
+
 @admin.register(models.Order)
 class OrderAdmin(admin.ModelAdmin):
     list_display = [
@@ -45,7 +52,14 @@ class OrderAdmin(admin.ModelAdmin):
 
     exclude = ['products']
 
-    inlines = [ProductInline]
+    inlines = [ProductInline, TicketInline]
+
+    actions = ['mark_order_as_paid']
+
+    def mark_order_as_paid(self, request, queryset):
+        for order in queryset.filter(paid=False):
+            order.mark_as_paid()
+    mark_order_as_paid.description = 'Mark order(s) as paid'
 
 
 @admin.register(models.Ticket)
diff --git a/shop/models.py b/shop/models.py
index 53daf494..9d3323fa 100644
--- a/shop/models.py
+++ b/shop/models.py
@@ -105,6 +105,21 @@ class Order(CreatedUpdatedModel):
     def get_absolute_url(self):
         return str(reverse_lazy('shop:order_detail', kwargs={'pk': self.pk}))
 
+    def mark_as_paid(self):
+        self.paid = True
+        for order_product in self.orderproductrelation_set.all():
+            category_pk = str(order_product.product.category.pk)
+            print(order_product, category_pk, settings.TICKET_CATEGORY_ID)
+            if category_pk == settings.TICKET_CATEGORY_ID:
+                for _ in range(0, order_product.quantity):
+                    ticket = Ticket(
+                        order=self,
+                        product=order_product.product,
+                    )
+                    ticket.save()
+        self.save()
+
+
 
 class ProductCategory(CreatedUpdatedModel, UUIDModel):
     class Meta: