diff --git a/site/en.adoc b/site/en.adoc
index 6cd47b119a335de73644f9a48121fcabc55298af..1c568c18d45a6f336ab7428e30e068d09616e074 100644
--- a/site/en.adoc
+++ b/site/en.adoc
@@ -1,4 +1,5 @@
 :doctype: book
+:lang: en
 :toc: left
 :toc-title: Navigation
 :toclevels: 2
diff --git a/site/index.adoc b/site/index.adoc
index 7f0a0373687a9c9bdf23f6b281215602283090bb..6bb7e1839b5790865c6f18f076fc308c13311884 100644
--- a/site/index.adoc
+++ b/site/index.adoc
@@ -1,4 +1,5 @@
 :doctype: book
+:lang: fr
 :toc: left
 :toc-title: Navigation
 :toclevels: 2
diff --git a/site/read/en.html b/site/read/en.html
index b68671f0cbce05e106410b12468855f13ce01c0a..28c87caabde151ebe6d2b1c609afdd79ea674aff 100644
--- a/site/read/en.html
+++ b/site/read/en.html
@@ -3,6 +3,7 @@
 <head>
   <meta charset="UTF-8">
   <title>MeThAL: TEI-encoded plays in Alsatian</title>
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
   <link rel="stylesheet" href="../styles/methal-default.css"/>
   <script src="work/js/sorttable.js"></script>
   <link rel="icon" type="image/x-icon" href="../img/favicon.ico">
diff --git a/site/read/index.html b/site/read/index.html
index 2182956b5ea048a455af1c270efc278857f6b38a..db827615e95ef7782fc6c2630eccab958fea6748 100644
--- a/site/read/index.html
+++ b/site/read/index.html
@@ -1,8 +1,9 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="fr">
 <head>
   <meta charset="UTF-8">
   <title>MeThAL: Pièces encodées en TEI en alsacien</title>
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
   <link rel="stylesheet" href="../styles/methal-default.css"/>
   <script src="work/js/sorttable.js"></script>
   <link rel="icon" type="image/x-icon" href="../img/favicon.ico">