diff --git a/src/pretix/plugins/stripe/templates/pretixplugins/stripe/sca.html b/src/pretix/plugins/stripe/templates/pretixplugins/stripe/sca.html
index 5ca740372..7f4cd530c 100644
--- a/src/pretix/plugins/stripe/templates/pretixplugins/stripe/sca.html
+++ b/src/pretix/plugins/stripe/templates/pretixplugins/stripe/sca.html
@@ -9,7 +9,7 @@
     <script type="text/plain" id="stripe_payment_intent_action_type">{{ payment_intent_action_type }}</script>
     <script type="text/plain" id="stripe_payment_intent_client_secret">{{ payment_intent_client_secret }}</script>
     {% if payment_intent_next_action_redirect_url %}
-        <script type="text/plain" id="stripe_payment_intent_next_action_redirect_url">{{ payment_intent_next_action_redirect_url }}</script>
+        <script type="text/plain" id="stripe_payment_intent_next_action_redirect_url">{{ payment_intent_next_action_redirect_url|safe }}</script>
     {% endif %}
     {% if payment_intent_redirect_action_handling %}
         <script type="text/plain" id="stripe_payment_intent_redirect_action_handling">{{ payment_intent_redirect_action_handling }}</script>