diff -up sudo-1.8.6p3/doc/sudoers.man.in.mantypo sudo-1.8.6p3/doc/sudoers.man.in
--- sudo-1.8.6p3/doc/sudoers.man.in.mantypo	2012-09-24 16:38:33.946465411 +0200
+++ sudo-1.8.6p3/doc/sudoers.man.in	2012-09-24 16:39:01.400941691 +0200
@@ -1408,7 +1408,7 @@ to include the file
 The
 \fR#includedir\fR
 directive can be used to create a
-\fIsudo.d\fR
+\fIsudoers.d\fR
 directory that the system package manager can drop
 \fIsudoers\fR
 rules