diff --git a/layouts/_partials/docs/html-head.html b/layouts/_partials/docs/html-head.html
index e1b007d..71fe472 100644
--- a/layouts/_partials/docs/html-head.html
+++ b/layouts/_partials/docs/html-head.html
@@ -9,6 +9,9 @@ https://github.com/alex-shpak/hugo-book
 <meta name="theme-color" media="(prefers-color-scheme: light)" content="#ffffff">
 <meta name="theme-color" media="(prefers-color-scheme: dark)" content="#2e3440">
 <meta name="color-scheme" content="light dark">
+{{- if eq .Site.Params.BookTheme "dark" }}
+<meta name="darkreader-lock">
+{{- end }}
 
 {{- with .Page.Params.BookHref -}}
   <meta http-equiv="Refresh" content="0; url='{{ . }}'" />