diff --git a/themes/luci-theme-bootstrap/ucode/template/themes/bootstrap/header.ut b/themes/luci-theme-bootstrap/ucode/template/themes/bootstrap/header.ut
index ef37c7a454..9e5e3a2381 100644
--- a/themes/luci-theme-bootstrap/ucode/template/themes/bootstrap/header.ut
+++ b/themes/luci-theme-bootstrap/ucode/template/themes/bootstrap/header.ut
@@ -30,6 +30,7 @@
 			</script>
 		{% endif %}
 		<meta name="viewport" content="initial-scale=1.0">
+		<meta name="darkreader-lock">
 		<link rel="stylesheet" href="{{ media }}/cascade.css">
 		<link rel="stylesheet" media="only screen and (max-device-width: 854px)" href="{{ media }}/mobile.css" />
 		<link rel="icon" href="{{ media }}/logo_48.png" sizes="48x48">