From cccd9b6c5517dbbffad53c63efc7f2958ada08f2 Mon Sep 17 00:00:00 2001
From: dbf <somnium@riseup.net>
Date: Wed, 8 Oct 2025 12:11:28 +0200
Subject: [PATCH] Fix JSON input value serialization in template

---
 fastapi_admin/templates/widgets/inputs/json.html | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fastapi_admin/templates/widgets/inputs/json.html b/fastapi_admin/templates/widgets/inputs/json.html
index f705abf4..23663f9e 100644
--- a/fastapi_admin/templates/widgets/inputs/json.html
+++ b/fastapi_admin/templates/widgets/inputs/json.html
@@ -7,7 +7,7 @@
         {{ help_text }}
     </small>
 {% endif %}
-<input {% if not null %}required{% endif %} type="text" name="{{ name }}" value='{{ value|safe }}' hidden>
+<input {% if not null %}required{% endif %} type="text" name="{{ name }}" value='{{ value|tojson }}' hidden>
 <style>
     .jsoneditor {
         border: 1px solid #dadcde;