diff --git a/src/pretix/base/email.py b/src/pretix/base/email.py
index 4dea0ab56c..287055dd4f 100644
--- a/src/pretix/base/email.py
+++ b/src/pretix/base/email.py
@@ -259,6 +259,9 @@ def base_placeholders(sender, **kwargs):
         SimpleFunctionalMailTextPlaceholder(
             'event', ['event'], lambda event: event.name, lambda event: event.name
         ),
+        SimpleFunctionalMailTextPlaceholder(
+            'event_slug', ['event'], lambda event: event.slug, lambda event: event.slug
+        ),
         SimpleFunctionalMailTextPlaceholder(
             'code', ['order'], lambda order: order.code, 'F8VVL'
         ),