diff --git a/doc/misc/pgg.texi b/doc/misc/pgg.texi
index 82495275fca..e796da6da37 100644
--- a/doc/misc/pgg.texi
+++ b/doc/misc/pgg.texi
@@ -27,7 +27,8 @@ modify this GNU manual.''
 
 @dircategory Emacs network features
 @direntry
-* PGG: (pgg).                   Emacs interface to various PGP implementations.
+* PGG: (pgg).                   An obsolete Emacs interface to various
+                                  PGP implementations.
 @end direntry
 
 @titlepage