diff --git a/app/views/layouts/mailer.html.haml b/app/views/layouts/mailer.html.haml
index 8c2b897ec..88cfc460f 100644
--- a/app/views/layouts/mailer.html.haml
+++ b/app/views/layouts/mailer.html.haml
@@ -79,7 +79,7 @@
                         %h4
                           = site_title
                     %p.email-footer-p
-                      = t 'about.hosted_on', domain: site_hostname
+                      = t 'about.hosted_on', domain: site_hostname, title: Setting.site_title
                     %p.email-footer-p
                       = link_to t('application_mailer.notification_preferences'), settings_preferences_notifications_url
                       - if defined?(@unsubscribe_url)
diff --git a/app/views/layouts/mailer.text.erb b/app/views/layouts/mailer.text.erb
index 87b0b2929..20c095d38 100644
--- a/app/views/layouts/mailer.text.erb
+++ b/app/views/layouts/mailer.text.erb
@@ -1,5 +1,5 @@
 <%= yield %>
 ---
 
-<%= t 'about.hosted_on', domain: site_hostname %>
+<%= t 'about.hosted_on', domain: site_hostname, title: Setting.site_title %>
 <%= t('application_mailer.settings', link: settings_preferences_url) %>
diff --git a/app/views/shared/_og.html.haml b/app/views/shared/_og.html.haml
index d1e3cd9c6..75c15b7d9 100644
--- a/app/views/shared/_og.html.haml
+++ b/app/views/shared/_og.html.haml
@@ -3,7 +3,7 @@
 
 %meta{ name: 'description', content: description }/
 
-= opengraph 'og:site_name', t('about.hosted_on', domain: site_hostname)
+= opengraph 'og:site_name', t('about.hosted_on', domain: site_hostname, title: Setting.site_title)
 = opengraph 'og:url', url_for(only_path: false)
 = opengraph 'og:type', 'website'
 = opengraph 'og:title', instance_presenter.title