diff --git a/release/sysinstall/Makefile b/release/sysinstall/Makefile
index ed7b0130ee3..2dd54f2f5be 100644
--- a/release/sysinstall/Makefile
+++ b/release/sysinstall/Makefile
@@ -10,7 +10,7 @@ CLEANFILES+=	keymap.tmp keymap.h
 .PATH: ${.CURDIR}/../disklabel ${.CURDIR}/../../usr.bin/cksum
 
 SRCS=	anonFTP.c attr.c cdrom.c command.c config.c devices.c \
-	disks.c dispatch.c dist.c dmenu.c doc.c dos.c dosio.c floppy.c \
+	disks.c dispatch.c dist.c dmenu.c doc.c dos.c floppy.c \
 	ftp.c globals.c index.c install.c installUpgrade.c keymap.c \
 	label.c lndir.c main.c makedevs.c media.c menus.c misc.c mouse.c \
 	msg.c network.c nfs.c options.c package.c register.c system.c \
diff --git a/usr.sbin/sade/Makefile b/usr.sbin/sade/Makefile
index ed7b0130ee3..2dd54f2f5be 100644
--- a/usr.sbin/sade/Makefile
+++ b/usr.sbin/sade/Makefile
@@ -10,7 +10,7 @@ CLEANFILES+=	keymap.tmp keymap.h
 .PATH: ${.CURDIR}/../disklabel ${.CURDIR}/../../usr.bin/cksum
 
 SRCS=	anonFTP.c attr.c cdrom.c command.c config.c devices.c \
-	disks.c dispatch.c dist.c dmenu.c doc.c dos.c dosio.c floppy.c \
+	disks.c dispatch.c dist.c dmenu.c doc.c dos.c floppy.c \
 	ftp.c globals.c index.c install.c installUpgrade.c keymap.c \
 	label.c lndir.c main.c makedevs.c media.c menus.c misc.c mouse.c \
 	msg.c network.c nfs.c options.c package.c register.c system.c \
diff --git a/usr.sbin/sysinstall/Makefile b/usr.sbin/sysinstall/Makefile
index ed7b0130ee3..2dd54f2f5be 100644
--- a/usr.sbin/sysinstall/Makefile
+++ b/usr.sbin/sysinstall/Makefile
@@ -10,7 +10,7 @@ CLEANFILES+=	keymap.tmp keymap.h
 .PATH: ${.CURDIR}/../disklabel ${.CURDIR}/../../usr.bin/cksum
 
 SRCS=	anonFTP.c attr.c cdrom.c command.c config.c devices.c \
-	disks.c dispatch.c dist.c dmenu.c doc.c dos.c dosio.c floppy.c \
+	disks.c dispatch.c dist.c dmenu.c doc.c dos.c floppy.c \
 	ftp.c globals.c index.c install.c installUpgrade.c keymap.c \
 	label.c lndir.c main.c makedevs.c media.c menus.c misc.c mouse.c \
 	msg.c network.c nfs.c options.c package.c register.c system.c \