diff --git a/textproc/kdoc/Makefile b/textproc/kdoc/Makefile
index 810e7316bf4f..abea9b5e1458 100644
--- a/textproc/kdoc/Makefile
+++ b/textproc/kdoc/Makefile
@@ -1,24 +1,29 @@
 # New ports collection makefile for:	kdoc
 # Date created:				4 March 2001
 # Whom:					Dmitry Sivachenko <demon@FreeBSD.org>
 #
 # $FreeBSD$
 #
 
 PORTNAME=	kdoc
 PORTVERSION=	2.1
 CATEGORIES=	textproc kde
 MASTER_SITES=	${MASTER_SITE_KDE}
 MASTER_SITE_SUBDIR=	stable/${PORTVERSION}/distribution/tar/generic/src
 
 MAINTAINER=	demon@FreeBSD.org
 
+.include <bsd.port.pre.mk>
+.if ${OSVERSION} < 500007
+BROKEN=		"Requires Perl version 5.6.0"
+.endif
+
 USE_BZIP2=	yes
 USE_GMAKE=	yes
 GNU_CONFIGURE=	yes
 
 MAN1=		kdoc.1 qt2kdoc.1 makekdedoc.1
 pre-configure:
 	${PERL} -pi -e "s#share/kdoc#lib/perl5/site_perl/${PERL_VER}#" ${WRKSRC}/Makefile.in
 
-.include <bsd.port.mk>
+.include <bsd.port.post.mk>
diff --git a/textproc/kdoc/files/patch-findperl b/textproc/kdoc/files/patch-findperl
deleted file mode 100644
index 4d9cff936faf..000000000000
--- a/textproc/kdoc/files/patch-findperl
+++ /dev/null
@@ -1,11 +0,0 @@
---- findperl.orig	Sun Mar  4 00:24:52 2001
-+++ findperl	Sun Mar  4 00:25:00 2001
-@@ -6,7 +6,7 @@
- do
- 	if [ -x $p/perl ]
- 	then
--		if $p/perl -e 'require 5.6.0;' 
-+		if $p/perl -e 'require 5.005;' 
- 		then
- 			echo $p/perl > perlbin
- 			exit 0