Index: cad/openvsp/Makefile
===================================================================
--- cad/openvsp/Makefile
+++ cad/openvsp/Makefile
@@ -3,6 +3,7 @@
 
 PORTNAME=	openvsp
 PORTVERSION=	3.14.1
+PORTREVISION=	1
 DISTVERSIONPREFIX=	${GH_PROJECT}_
 CATEGORIES=	cad
 
Index: cad/openvsp/files/patch-src_vsp_CMakeLists.txt
===================================================================
--- /dev/null
+++ cad/openvsp/files/patch-src_vsp_CMakeLists.txt
@@ -0,0 +1,11 @@
+--- src/vsp/CMakeLists.txt.orig	2017-09-16 22:18:44 UTC
++++ src/vsp/CMakeLists.txt
+@@ -3,6 +3,8 @@ CMAKE_MINIMUM_REQUIRED(VERSION 2.8)
+ # include the CTest framework
+ include(CTest)
+ 
++find_package(libXml2)
++
+ IF("${CMAKE_SYSTEM}" MATCHES "Linux")
+ 	SET( LINUX_LIBS
+ 		pthread