diff --git a/en_US.ISO8859-1/articles/Makefile b/en_US.ISO8859-1/articles/Makefile
index c631c701a4..42f14e8f2a 100644
--- a/en_US.ISO8859-1/articles/Makefile
+++ b/en_US.ISO8859-1/articles/Makefile
@@ -1,15 +1,16 @@
-# $FreeBSD: doc/en_US.ISO_8859-1/articles/Makefile,v 1.4 1999/09/06 06:52:35 peter Exp $
+# $FreeBSD: doc/en_US.ISO_8859-1/articles/Makefile,v 1.5 1999/10/18 09:48:57 wosch Exp $
 
 SUBDIR = committers-guide
 SUBDIR+= diskless-x
 SUBDIR+= fonts
 SUBDIR+= formatting-media
 SUBDIR+= mh
 SUBDIR+= multi-os
 SUBDIR+= new-users
 SUBDIR+= programming-tools
+SUBDIR+= zip-drive
 
 # ROOT_SYMLINKS+= new-users
 
 DOC_PREFIX?= ${.CURDIR}/../..
 .include "${DOC_PREFIX}/share/mk/doc.project.mk"
diff --git a/en_US.ISO_8859-1/articles/Makefile b/en_US.ISO_8859-1/articles/Makefile
index c631c701a4..42f14e8f2a 100644
--- a/en_US.ISO_8859-1/articles/Makefile
+++ b/en_US.ISO_8859-1/articles/Makefile
@@ -1,15 +1,16 @@
-# $FreeBSD: doc/en_US.ISO_8859-1/articles/Makefile,v 1.4 1999/09/06 06:52:35 peter Exp $
+# $FreeBSD: doc/en_US.ISO_8859-1/articles/Makefile,v 1.5 1999/10/18 09:48:57 wosch Exp $
 
 SUBDIR = committers-guide
 SUBDIR+= diskless-x
 SUBDIR+= fonts
 SUBDIR+= formatting-media
 SUBDIR+= mh
 SUBDIR+= multi-os
 SUBDIR+= new-users
 SUBDIR+= programming-tools
+SUBDIR+= zip-drive
 
 # ROOT_SYMLINKS+= new-users
 
 DOC_PREFIX?= ${.CURDIR}/../..
 .include "${DOC_PREFIX}/share/mk/doc.project.mk"