diff --git a/themes/grav/templates/partials/blueprints-new.html.twig b/themes/grav/templates/partials/blueprints-new.html.twig
index 421e83fa..7ef16d48 100644
--- a/themes/grav/templates/partials/blueprints-new.html.twig
+++ b/themes/grav/templates/partials/blueprints-new.html.twig
@@ -1,6 +1,6 @@
 {% set form_id = form_id ? form_id : 'blueprints' %}
 
-<form id="{{ form_id }}" method="post">
+<form id="{{ form_id }}" method="post" data-grav-form="{{ form_id }}">
     {% for field in blueprints.fields %}
         {% if field.type %}
             {% set value = data.value(field.name) %}
diff --git a/themes/grav/templates/partials/blueprints-raw.html.twig b/themes/grav/templates/partials/blueprints-raw.html.twig
index 926579d5..904c7389 100644
--- a/themes/grav/templates/partials/blueprints-raw.html.twig
+++ b/themes/grav/templates/partials/blueprints-raw.html.twig
@@ -1,6 +1,6 @@
 {% set form_id = form_id ? form_id : 'blueprints' %}
 
-<form id="{{ form_id }}" method="post">
+<form id="{{ form_id }}" method="post" data-grav-form="{{ form_id }}">
     {% for field in blueprints.fields %}
         {% if field.type %}
             {% set value = data.value(field.name) %}