diff --git a/src/bundle/Resources/views/themes/admin/ui/form_fields.html.twig b/src/bundle/Resources/views/themes/admin/ui/form_fields.html.twig
index 1eea43fd78..cc7adcf1ef 100644
--- a/src/bundle/Resources/views/themes/admin/ui/form_fields.html.twig
+++ b/src/bundle/Resources/views/themes/admin/ui/form_fields.html.twig
@@ -278,6 +278,7 @@
         <textarea {{ block('widget_attributes') }}>{{ value }}</textarea>
         <div class="hidden" data-udw-config-name="richtext_embed" data-udw-config="{{ ibexa_udw_config('richtext_embed', udw_context) }}"></div>
         <div class="hidden" data-udw-config-name="richtext_embed_image" data-udw-config="{{ ibexa_udw_config('richtext_embed_image', udw_context) }}"></div>
+        {%- block richtext_extra_config -%}{%- endblock -%}
         <div class="ibexa-data-source__richtext" id="{{ form.vars.id }}__editable"></div>
         <div class="ibexa-richtext-tools">
             <ul class="ibexa-elements-path"></ul>