diff --git a/graphics/opencsg/Makefile b/graphics/opencsg/Makefile
index 70d1cdaa9859..1510ea642511 100644
--- a/graphics/opencsg/Makefile
+++ b/graphics/opencsg/Makefile
@@ -1,21 +1,23 @@
 PORTNAME=	opencsg
-PORTVERSION=	1.6.0
-PORTREVISION=	1
+PORTVERSION=	1.8.2
+#PORTREVISION=	1
 CATEGORIES=	graphics
 MASTER_SITES=	http://www.opencsg.org/
 DISTNAME=	OpenCSG-${PORTVERSION}
 
 MAINTAINER=	mr@FreeBSD.org
 COMMENT=	Constructive Solid Geometry rendering library
 WWW=		https://www.opencsg.org/
 
 LICENSE=	GPLv2+
 LICENSE_FILE=	${WRKSRC}/copying.txt
 
-USES=		compiler:c++11-lang gl qmake qt:5
+USES=		cmake compiler:c++11-lang gl qt:5
 USE_GL=		gl glu glut
 USE_LDCONFIG=	yes
 USE_QT=		opengl
 PLIST_SUB=	PORTVERSION=${PORTVERSION}
 
+CMAKE_OFF=	BUILD_EXAMPLE
+
 .include <bsd.port.mk>
diff --git a/graphics/opencsg/distinfo b/graphics/opencsg/distinfo
index 7114d083b3ec..814e39e688d0 100644
--- a/graphics/opencsg/distinfo
+++ b/graphics/opencsg/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1708639784
-SHA256 (OpenCSG-1.6.0.tar.gz) = bf8fb80e3e0ce11d87dd78dd15a0de872dbb8972d87f5f89cffc461efad47be8
-SIZE (OpenCSG-1.6.0.tar.gz) = 302547
+TIMESTAMP = 1771934941
+SHA256 (OpenCSG-1.8.2.tar.gz) = 5ac5df73b1ad3340dd6705ff90e009f1a946bb9536c21c2263a6f974265664c0
+SIZE (OpenCSG-1.8.2.tar.gz) = 306362
diff --git a/graphics/opencsg/pkg-plist b/graphics/opencsg/pkg-plist
index ea70a11b818b..69dad7fa4b41 100644
--- a/graphics/opencsg/pkg-plist
+++ b/graphics/opencsg/pkg-plist
@@ -1,6 +1,4 @@
-bin/opencsgexample
 include/opencsg.h
 lib/libopencsg.so
 lib/libopencsg.so.1
-lib/libopencsg.so.1.6
 lib/libopencsg.so.%%PORTVERSION%%