diff --git a/themes/readable/base.tmpl b/themes/readable/base.tmpl
index ff85d58..60fed87 100644
--- a/themes/readable/base.tmpl
+++ b/themes/readable/base.tmpl
@@ -2,8 +2,9 @@
 
 {template base}
 <!DOCTYPE html>{\n}
-<html lang="en">
+<html lang="{$config.lang}">
   <head>
+    <meta http-equiv="Content-Type" content="text/html; charset={$config.charset}">
     <title>{$config.title}</title>
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <link href="{$config.domain}/css/bootstrap.min.css" rel="stylesheet" media="screen">
