diff --git a/lisp/gnus/gnus.el b/lisp/gnus/gnus.el
index f558360361d..1d19a2ac565 100644
--- a/lisp/gnus/gnus.el
+++ b/lisp/gnus/gnus.el
@@ -2717,7 +2717,7 @@ with some simple extensions.
 %F          Contents of the From: header (string)
 %f          Contents of the From: or To: headers (string)
 %x          Contents of the Xref: header (string)
-%D          Date of the article (string)
+%D          Contents of the Date: header article (string)
 %d          Date of the article (string) in DD-MMM format
 %o          Date of the article (string) in YYYYMMDD`T'HHMMSS
             format