diff --git a/hugo.toml b/hugo.toml
index 352d9f4..8946064 100644
--- a/hugo.toml
+++ b/hugo.toml
@@ -5,6 +5,8 @@ assetDir = "assets"
 summaryLength = 50
 title = "Vélo et Mobilités en Eure-Madrie-Seine"
 
+enableGitInfo = true
+
 [params]
 dateFmt = "2006-01-02 15:04"
     [params.contact]
diff --git a/layouts/partials/opengraph/include.html b/layouts/partials/opengraph/include.html
index ad5cd18..ba4bc86 100644
--- a/layouts/partials/opengraph/include.html
+++ b/layouts/partials/opengraph/include.html
@@ -32,8 +32,8 @@
         <meta property="article:modified_time" content="{{- .Lastmod.Format "2006-01-02T15:04:05-07:00" | safeHTML -}}" />
     {{- end -}}
 {{- else -}}
-    {{ if not .Site.LastChange.IsZero }}
-<meta property="og:updated_time" content="{{- .Site.LastChange.Format "2006-01-02T15:04:05-07:00" | safeHTML -}}" />
+    {{ if not .Site.Lastmod.IsZero }}
+<meta property="og:updated_time" content="{{- .Site.Lastmod.Format "2006-01-02T15:04:05-07:00" | safeHTML -}}" />
     {{- end -}}
 {{- end -}}