diff --git a/public/index.html b/public/index.html
index 1796689..e56c814 100644
--- a/public/index.html
+++ b/public/index.html
@@ -1,11 +1,12 @@
 <!DOCTYPE html>
-<html lang="">
+<html lang="pl">
   <head>
     <meta charset="utf-8">
     <meta http-equiv="X-UA-Compatible" content="IE=edge">
     <meta name="viewport" content="width=device-width,initial-scale=1.0">
     <link rel="icon" href="<%= BASE_URL %>gractwo-smol.png">
     <title><%= htmlWebpackPlugin.options.title %></title>
+    <meta name="description" content="Strona internetowa Gractwa.">
     <script type="text/javascript">
       // Single Page Apps for GitHub Pages
       // MIT License
