diff --git a/conf/nginx.conf b/conf/nginx.conf
index ee035a8..91f4854 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -1,3 +1,8 @@
+# Force usage of https
+  if ($scheme = http) {
+    rewrite ^ https://$server_name$request_uri? permanent;
+}
+
 root /var/www/bookstack/public;
 index index.php index.html;