diff --git a/src/pretix/base/services/orders.py b/src/pretix/base/services/orders.py
index a2a75d4ccb..020e3db525 100644
--- a/src/pretix/base/services/orders.py
+++ b/src/pretix/base/services/orders.py
@@ -500,6 +500,7 @@ class OrderChangeManager:
             if isinstance(op, self.ItemOperation):
                 self.order.log_action('pretix.event.order.changed.item', user=self.user, data={
                     'position': op.position.pk,
+                    'positionid': op.position.positionid,
                     'old_item': op.position.item.pk,
                     'old_variation': op.position.variation.pk if op.position.variation else None,
                     'new_item': op.item.pk,
@@ -515,6 +516,7 @@ class OrderChangeManager:
             elif isinstance(op, self.PriceOperation):
                 self.order.log_action('pretix.event.order.changed.price', user=self.user, data={
                     'position': op.position.pk,
+                    'positionid': op.position.positionid,
                     'old_price': op.position.price,
                     'new_price': op.price
                 })
@@ -524,6 +526,7 @@ class OrderChangeManager:
             elif isinstance(op, self.CancelOperation):
                 self.order.log_action('pretix.event.order.changed.cancel', user=self.user, data={
                     'position': op.position.pk,
+                    'positionid': op.position.positionid,
                     'old_item': op.position.item.pk,
                     'old_variation': op.position.variation.pk if op.position.variation else None,
                     'old_price': op.position.price,
diff --git a/src/pretix/control/logdisplay.py b/src/pretix/control/logdisplay.py
index 912e447f41..e4174d38a3 100644
--- a/src/pretix/control/logdisplay.py
+++ b/src/pretix/control/logdisplay.py
@@ -20,14 +20,18 @@ def _display_order_changed(event: Event, logentry: LogEntry):
         new_item = str(event.items.get(pk=data['new_item']))
         if data['new_variation']:
             new_item += ' - ' + str(event.itemvariations.get(pk=data['new_variation']))
-        return text + ' ' + _('{old_item} ({old_price} {currency}) changed to {new_item} ({new_price} {currency}).').format(
+        return text + ' ' + _('Position #{posid}: {old_item} ({old_price} {currency}) changed '
+                              'to {new_item} ({new_price} {currency}).').format(
+            posid=data.get('positionid', '?'),
             old_item=old_item, new_item=new_item,
             old_price=formats.localize(Decimal(data['old_price'])),
             new_price=formats.localize(Decimal(data['new_price'])),
             currency=event.currency
         )
     elif logentry.action_type == 'pretix.event.order.changed.price':
-        return text + ' ' + _('Price of a position changed from {old_price} {currency} to {new_price} {currency}.').format(
+        return text + ' ' + _('Price of position #{posid} changed from {old_price} {currency} '
+                              'to {new_price} {currency}.').format(
+            posid=data.get('positionid', '?'),
             old_price=formats.localize(Decimal(data['old_price'])),
             new_price=formats.localize(Decimal(data['new_price'])),
             currency=event.currency
@@ -36,7 +40,8 @@ def _display_order_changed(event: Event, logentry: LogEntry):
         old_item = str(event.items.get(pk=data['old_item']))
         if data['old_variation']:
             old_item += ' - ' + str(ItemVariation.objects.get(pk=data['old_variation']))
-        return text + ' ' + _('{old_item} ({old_price} {currency}) removed.').format(
+        return text + ' ' + _('Position #{posid} ({old_item}, {old_price} {currency}) removed.').format(
+            posid=data.get('positionid', '?'),
             old_item=old_item,
             old_price=formats.localize(Decimal(data['old_price'])),
             currency=event.currency