diff --git a/templates/layout.html b/templates/layout.html
index 86d30ac..51487ed 100644
--- a/templates/layout.html
+++ b/templates/layout.html
@@ -16,7 +16,7 @@
 
     <meta property="og:title" content="{% block og_title %}{{ self.title }}{% endblock %}">
     <meta property="og:description" content="{% block og_description %}Apprendre le développement web et la programmation.{% endblock %}">
-    <meta property="og:image" content="{% block og_image %}{% endblock %}">
+    <meta property="og:image" content="{{ request.scheme }}://{{ request.get_host }}{{ lesson.image.url }}">
     <meta property="og:url" content="{{ request.build_absolute_uri }}">
     <meta property="og:type" content="website">