diff --git a/etc/mtree/BSD.usr.dist b/etc/mtree/BSD.usr.dist
index 16c487a4e03e..05b6e7fd7c5a 100644
--- a/etc/mtree/BSD.usr.dist
+++ b/etc/mtree/BSD.usr.dist
@@ -1,4 +1,4 @@
-#	$Id: BSD.usr.dist,v 1.79 1996/12/28 15:40:38 wosch Exp $
+#	$Id: BSD.usr.dist,v 1.80 1997/01/02 20:41:07 mpp Exp $
 #
 
 /set type=dir uname=bin gname=bin mode=0755
@@ -439,6 +439,8 @@
             ..
             ISO
             ..
+            docbook
+            ..
             transpec
             ..
         ..