diff --git a/graphics/p5-PGPLOT/Makefile b/graphics/p5-PGPLOT/Makefile
index 54dbb53549d7..6a0281fbc702 100644
--- a/graphics/p5-PGPLOT/Makefile
+++ b/graphics/p5-PGPLOT/Makefile
@@ -3,7 +3,7 @@
 # Date created:		22 December 1996
 # Whom:			jmz
 #
-# $Id: Makefile,v 1.9 1998/09/15 21:31:45 asami Exp $
+# $Id: Makefile,v 1.10 1998/10/05 03:17:10 steve Exp $
 #
 
 DISTNAME=       PGPLOT-2.08
@@ -18,6 +18,11 @@ LIB_DEPENDS=    pgplot.5:${PORTSDIR}/graphics/pgplot
 USE_PERL5=	yes
 ALL_TARGET=	dynamic
 
+OSVERSION!=     sysctl -n kern.osreldate
+.if ${OSVERSION} >= 300000
+BROKEN=         depends on pgplot
+.endif
+
 MAN3=	ExtUtils::F77.3 PGPLOT.3
 MAN3PREFIX=	${PREFIX}/lib/perl5/${PERL_VERSION}
 
diff --git a/graphics/pgperl/Makefile b/graphics/pgperl/Makefile
index 54dbb53549d7..6a0281fbc702 100644
--- a/graphics/pgperl/Makefile
+++ b/graphics/pgperl/Makefile
@@ -3,7 +3,7 @@
 # Date created:		22 December 1996
 # Whom:			jmz
 #
-# $Id: Makefile,v 1.9 1998/09/15 21:31:45 asami Exp $
+# $Id: Makefile,v 1.10 1998/10/05 03:17:10 steve Exp $
 #
 
 DISTNAME=       PGPLOT-2.08
@@ -18,6 +18,11 @@ LIB_DEPENDS=    pgplot.5:${PORTSDIR}/graphics/pgplot
 USE_PERL5=	yes
 ALL_TARGET=	dynamic
 
+OSVERSION!=     sysctl -n kern.osreldate
+.if ${OSVERSION} >= 300000
+BROKEN=         depends on pgplot
+.endif
+
 MAN3=	ExtUtils::F77.3 PGPLOT.3
 MAN3PREFIX=	${PREFIX}/lib/perl5/${PERL_VERSION}