diff --git a/themes/hugo-theme-relearn/layouts/home/index.html b/themes/hugo-theme-relearn/layouts/home/index.html
index 826359c55ff03248789a50aa2601d2352823b5cf..32eff681263188cb7529a6f457ceedd36df79909 100644
--- a/themes/hugo-theme-relearn/layouts/home/index.html
+++ b/themes/hugo-theme-relearn/layouts/home/index.html
@@ -1,16 +1,24 @@
-{{- $assetBusting := not .Site.Params.disableAssetsBusting }}
-{{- $page := . }}
-{{- $themevariants := slice | append (.Site.Params.themeVariant | default "auto" ) }}
+{{- $assetBusting := not .Site.Params.disableAssetsBusting -}}
+{{- $page := . -}}
+{{- $themevariants := slice | append (.Site.Params.themeVariant | default "auto" ) -}}
 <!DOCTYPE html>
 <html lang="{{ .Page.Language | default " en" }}" dir="{{ T " Reading-direction" | default "ltr" }}">
 <head>
   {{- partial "meta.html" . }}
+  {{- partialCached "favicon.html" . }}
   <link href="{{"css/fontawesome-all.min.css" | relURL}}{{ if $assetBusting }}?{{ now.Unix }}{{ end }}" rel="stylesheet" media="print" onload="this.media='all';this.onload=null;">
   <link href="{{"css/home.css" | relURL}}{{ if $assetBusting }}?{{ now.Unix }}{{ end }}" rel="stylesheet">
   <link href="{{"css/fonts.css" | relURL}}{{ if $assetBusting }}?{{ now.Unix }}{{ end }}" rel="stylesheet" media="print" onload="this.media='all';this.onload=null;">
-  <title>{{ .Page.Title }}</title>
+  {{ with .OutputFormats.Get "rss" -}}
+    {{- printf `<link rel=%q type=%q href=%q title=%q>` .Rel .MediaType.Type .Permalink site.Title | safeHTML -}}
+  {{ end }}
+  <link rel="alternate" hreflang="fr" href="{{"fr" | relURL}}">
+  <link rel="alternate" hreflang="en" href="{{"en" | relURL}}">
+  <meta property="og:description" content="{{ with .Description }}{{ . }}{{ else }}{{ with .Site.Params.description }}{{ . }}{{ end }}{{ end }}">
+  <meta property="og:title" content="{{ .Site.Title }}">
+  <meta property="og:type" content="website">
+  <title>{{ .Site.Title }}</title>
   <base href="{{ .Site.BaseURL }}">
-  {{- partialCached "favicon.html" . }}
   <script>
     const baseUriFull='{{ trim .Site.BaseURL "/" | safeJS }}/';
     const localStorageThemeKey = baseUriFull + 'variant';
diff --git a/themes/hugo-theme-relearn/layouts/partials/meta.html b/themes/hugo-theme-relearn/layouts/partials/meta.html
index cffe51cdcdc2ddb7e6a06f820734b8b524823eab..cda8264083bb4fd0f4fd7852ff7653af4a236e5e 100644
--- a/themes/hugo-theme-relearn/layouts/partials/meta.html
+++ b/themes/hugo-theme-relearn/layouts/partials/meta.html
@@ -16,4 +16,5 @@
     <meta name="description" content="{{ with .Description }}{{ . }}{{ else }}{{ with .Site.Params.description }}{{ . }}{{ end }}{{ end }}">
     {{- with .Site.Params.author }}
     <meta name="author" content="{{ . }}">
-    {{- end }}
\ No newline at end of file
+    {{- end }}
+    <link rel="license" href="https://www.etalab.gouv.fr/licence-ouverte-open-licence/">
\ No newline at end of file