From c059ca23ca0e3c9a5dc09565b0810867c6ffd946 Mon Sep 17 00:00:00 2001
From: Sebastian Castro <sebastian.castro@protonmail.com>
Date: Tue, 4 May 2021 18:23:38 +0200
Subject: [PATCH] form_builder: checkbox backward compatibility

---
 templates/element-form/form-partials/checkbox.html.twig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/templates/element-form/form-partials/checkbox.html.twig b/templates/element-form/form-partials/checkbox.html.twig
index 1d09fa90b..3682d6e4a 100755
--- a/templates/element-form/form-partials/checkbox.html.twig
+++ b/templates/element-form/form-partials/checkbox.html.twig
@@ -1,7 +1,7 @@
 <div class="checkbox-container">
   <input type="checkbox" name="data[{{ field.name }}]" id="{{ field.name }}"
           {% if field.required|default(false) %}class="required"{% endif %}
-          data-checked-value="{{ field.checked_value }}"
+          data-checked-value="{{ field.checked_value|default('on') }}"
           {% if elementValue or not elementValue and field.defaultvalue == "yes" %}checked="checked"{% endif %}/>
   <label for="{{ field.name }}" class="to-html">{{ field.label|raw }}</label>
 </div>
\ No newline at end of file
-- 
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