diff --git a/lisp/gnus/message.el b/lisp/gnus/message.el
index 30c5f7cbda0..4900686b852 100644
--- a/lisp/gnus/message.el
+++ b/lisp/gnus/message.el
@@ -843,6 +843,7 @@ symbol `never', the posting is not allowed.  If it is the symbol
 Doing so would be even more evil than leaving it out."
   :group 'message-sending
   :link '(custom-manual "(message)Mail Variables")
+  :version "27.1"
   :type 'boolean)
 
 (defcustom message-sendmail-envelope-from