diff --git a/src/pretix/presale/templates/pretixpresale/event/checkout_questions.html b/src/pretix/presale/templates/pretixpresale/event/checkout_questions.html
index 6af8a57e38..5f881f0646 100644
--- a/src/pretix/presale/templates/pretixpresale/event/checkout_questions.html
+++ b/src/pretix/presale/templates/pretixpresale/event/checkout_questions.html
@@ -68,7 +68,7 @@
                     </div>
                 </details>
             {% endif %}
-            {% if order_questions_form %}
+            {% if order_questions_form.fields %}
                 <details class="panel panel-default" open id="invoice-details">
                     <summary class="panel-heading">
                         <h3 class="panel-title">