diff --git a/data/templates/nginx/plain/yunohost_panel.conf.inc b/data/templates/nginx/plain/yunohost_panel.conf.inc
index 0ca8b02aa..34afe136d 100644
--- a/data/templates/nginx/plain/yunohost_panel.conf.inc
+++ b/data/templates/nginx/plain/yunohost_panel.conf.inc
@@ -1,2 +1,8 @@
+# Insert YunoHost panel
 sub_filter </head> '<script type="text/javascript" src="/ynhpanel.js"></script></head>';
 sub_filter_once on;
+# Apply to other mime types than text/html
+sub_filter_types application/xhtml+xml;
+# Prevent YunoHost panel files from being blocked by specific app rules
+location ~ ynhpanel\.(js|json|css) {
+}