diff --git a/doc/development/api/payment.rst b/doc/development/api/payment.rst
index 870d58ebe2..5fec441e65 100644
--- a/doc/development/api/payment.rst
+++ b/doc/development/api/payment.rst
@@ -70,8 +70,6 @@ The provider class
 
    .. automethod:: is_allowed
 
-   .. automethod:: is_allowed_for_order
-
    .. autoattribute:: payment_form_fields
 
    .. automethod:: checkout_prepare
diff --git a/doc/development/api/ticketoutput.rst b/doc/development/api/ticketoutput.rst
index ebe7a901a2..0af8344810 100644
--- a/doc/development/api/ticketoutput.rst
+++ b/doc/development/api/ticketoutput.rst
@@ -65,5 +65,3 @@ The output class
    .. automethod:: generate
 
    .. autoattribute:: download_button_text
-
-   .. autoattribute:: download_button_icon
diff --git a/src/pretix/base/models/vouchers.py b/src/pretix/base/models/vouchers.py
index e397493d09..0c8759b370 100644
--- a/src/pretix/base/models/vouchers.py
+++ b/src/pretix/base/models/vouchers.py
@@ -43,8 +43,11 @@ class Voucher(LoggedModel):
     :type block_quota: bool
     :param allow_ignore_quota: If set to true, this voucher can be redeemed even if the event is sold out
     :type allow_ignore_quota: bool
-    :param price: If set, the voucher will allow the sale of associated items for this price
-    :type price: decimal.Decimal
+    :param price_mode: Sets how this voucher affects a product's price. Can be ``none``, ``set``, ``subtract``
+                       or ``percent``.
+    :type price_mode: str
+    :param value: The value by which the price should be modified in the way specified by ``price_mode``.
+    :type value: decimal.Decimal
     :param item: If set, the item to sell
     :type item: Item
     :param variation: If set, the variation to sell