(mailalias): Finish `defgroup' description with period.

diff --git a/lisp/mail/mailalias.el b/lisp/mail/mailalias.el
index d4c5c2c32617d464c5440537c254e5fe3241cc98..db904277ab5b78c173ee16e34a97c1b74e047891 100644 (file)
--- a/lisp/mail/mailalias.el
+++ b/lisp/mail/mailalias.el
@@ -33,7 +33,7 @@
 (require 'sendmail)
 
 (defgroup mailalias nil
-  "Expanding mail aliases"
+  "Expanding mail aliases."
   :group 'mail)
 
 (defcustom mail-passwd-files '("/etc/passwd")