diff --git a/kerberos5/Makefile b/kerberos5/Makefile
index 673192e2231b..c18111a4d6fe 100644
--- a/kerberos5/Makefile
+++ b/kerberos5/Makefile
@@ -1,6 +1,6 @@
 # $FreeBSD$
 
-SUBDIR=	lib libexec usr.bin usr.sbin
+SUBDIR=	doc lib libexec usr.bin usr.sbin
 
 # These are the programs which depend on Kerberos.
 KPROGS=	secure/usr.bin/ssh secure/usr.sbin/sshd
diff --git a/kerberos5/doc/Makefile b/kerberos5/doc/Makefile
new file mode 100644
index 000000000000..1f71ed85cf5e
--- /dev/null
+++ b/kerberos5/doc/Makefile
@@ -0,0 +1,6 @@
+# $FreeBSD$
+
+INFO=	heimdal
+SRCDIR=	${.CURDIR}/../../crypto/heimdal/doc
+
+.include <bsd.info.mk>