diff --git a/app/views/layouts/public.html.haml b/app/views/layouts/public.html.haml
index d7ab8c9..cd1c62a 100644
--- a/app/views/layouts/public.html.haml
+++ b/app/views/layouts/public.html.haml
@@ -10,8 +10,10 @@
 		= csrf_meta_tag 
 		-if @thumbnail_image
 			= raw '<link rel="image_src" href="http://'+("#{HOSTNAME}#{@thumbnail_image}").to_s+'" />' 
+			=raw '<meta property="og:image" content="http://'+("#{HOSTNAME}#{@thumbnail_image}").to_s+'" />'
 		-else 
 			=raw '<link rel="image_src" href="http://blog.nicolasbally.com/front/logo.png" />' 
+			=raw '<meta property="og:image" content="http://blog.nicolasbally.com/front/logo.png" />'