diff --git a/app/models/notifier.rb b/app/models/notifier.rb
index 6ba90ce58..7fc276042 100644
--- a/app/models/notifier.rb
+++ b/app/models/notifier.rb
@@ -112,7 +112,7 @@ private
 
   def from_header(name, type, id, digest)
     if domain = APP_CONFIG['messages_domain']
-      from "#{name} <#{type}-#{id}-#{digest[0,6]}@#{domain}>"
+      from quote_address_if_necessary("#{name} <#{type}-#{id}-#{digest[0,6]}@#{domain}>", "utf-8")
     end
   end
 end