diff --git a/devel/lwp/Makefile b/devel/lwp/Makefile
index 8656f5913cee..95715029c30a 100644
--- a/devel/lwp/Makefile
+++ b/devel/lwp/Makefile
@@ -22,4 +22,10 @@ CONFIGURE_TARGET=	--build=${MACHINE_ARCH}-portbld-freebsd${OSREL}
 
 USE_LDCONFIG=	yes
 
-.include <bsd.port.mk>
+.include <bsd.port.pre.mk>
+
+.if ${OSVERSION} < 500000
+BROKEN=	Does not compile on 4.x
+.endif
+
+.include <bsd.port.post.mk>