diff --git a/graphics/opencsg/Makefile b/graphics/opencsg/Makefile
index b687207fdfd..6ce75d83d17 100644
--- a/graphics/opencsg/Makefile
+++ b/graphics/opencsg/Makefile
@@ -1,13 +1,12 @@
-# $OpenBSD: Makefile,v 1.12 2019/07/12 20:47:04 sthen Exp $
+# $OpenBSD: Makefile,v 1.13 2020/02/04 06:09:04 rsadowski Exp $
 
 COMMENT =		constructive solid geometry rendering library
 
-V =			1.3.2
+V =			1.4.2
 DISTNAME =		OpenCSG-${V}
 PKGNAME =		opencsg-${V}
-REVISION =		1
 
-SHARED_LIBS =		opencsg		0.0
+SHARED_LIBS =		opencsg		1.0
 
 CATEGORIES =		graphics
 
@@ -16,18 +15,19 @@ HOMEPAGE =		http://www.opencsg.org/
 # GPLv2 with CGAL exception
 PERMIT_PACKAGE =	Yes
 
-WANTLIB +=		GL GLEW lib/qt4/QtGui m ${COMPILER_LIBCXX} pthread
-WANTLIB +=		ICE SM X11 Xext Xi Xinerama Xrender fontconfig freetype
+WANTLIB += ${COMPILER_LIBCXX} GL GLEW m
 
-COMPILER =		base-clang ports-gcc base-gcc
+MASTER_SITES =		http://www.opencsg.org/
+
+MODULES =		devel/qmake \
+			x11/qt5
+
+MODQT_DEPS =		No
 
-MODULES =		devel/qmake x11/qt4
 SEPARATE_BUILD =	No
 
 LIB_DEPENDS =		graphics/glew
 
-MASTER_SITES =		http://www.opencsg.org/
-
 WRKSRC =		${WRKDIST}/src
 
 pre-configure:
diff --git a/graphics/opencsg/distinfo b/graphics/opencsg/distinfo
index 6a463a3e4e6..64401328a14 100644
--- a/graphics/opencsg/distinfo
+++ b/graphics/opencsg/distinfo
@@ -1,2 +1,2 @@
-SHA256 (OpenCSG-1.3.2.tar.gz) = x5DJKZj3ETyzXN6CX4HFUydVkIoKP0PDw8jfIyazuSU=
-SIZE (OpenCSG-1.3.2.tar.gz) = 744712
+SHA256 (OpenCSG-1.4.2.tar.gz) = 2VLsXTouRqMAGcIQlj/N3/ZoE+/JwpYDty+VU63/Svs=
+SIZE (OpenCSG-1.4.2.tar.gz) = 933135
diff --git a/graphics/opencsg/patches/patch-src_src_pro b/graphics/opencsg/patches/patch-src_src_pro
index ef2344b0ff5..1f5b9d7a7f2 100644
--- a/graphics/opencsg/patches/patch-src_src_pro
+++ b/graphics/opencsg/patches/patch-src_src_pro
@@ -1,17 +1,12 @@
-$OpenBSD: patch-src_src_pro,v 1.2 2013/03/08 01:34:19 brad Exp $
---- src/src.pro.orig	Fri Jan 18 12:31:07 2013
-+++ src/src.pro	Fri Jan 18 12:31:55 2013
-@@ -1,10 +1,11 @@
- TEMPLATE	= lib
- TARGET		= opencsg
--VERSION     = 1.3.2
-+VERSION     = ${LIBopencsg_VERSION}
- DESTDIR     = ../lib
+$OpenBSD: patch-src_src_pro,v 1.3 2020/02/04 06:09:04 rsadowski Exp $
+Index: src/src.pro
+--- src/src.pro.orig
++++ src/src.pro
+@@ -1,6 +1,6 @@
+ TEMPLATE = lib
+ TARGET = opencsg
+-VERSION = 1.4.2
++VERSION = ${LIBopencsg_VERSION}
  
- CONFIG		+= opengl warn_on release
--INCLUDEPATH += ../include ../glew/include ../
-+INCLUDEPATH += ../include ../
-+LIBS		+= -lGLEW
- 
- HEADERS		= ../include/opencsg.h \
- 		  opencsgConfig.h \
+ isEmpty(INSTALLDIR) {
+   INSTALLDIR = /usr/local