diff --git a/cad/openvsp/Makefile b/cad/openvsp/Makefile
index e352786aa88b..0f3819df4218 100644
--- a/cad/openvsp/Makefile
+++ b/cad/openvsp/Makefile
@@ -1,70 +1,70 @@
 PORTNAME=	openvsp
 DISTVERSIONPREFIX=	${GH_PROJECT}_
-DISTVERSION=	3.31.0
+DISTVERSION=	3.31.1
 CATEGORIES=	cad
 
 MAINTAINER=	fernape@FreeBSD.org
 COMMENT=	Create a 3D model of an aircraft defined by engineering parameters
 WWW=		http://www.openvsp.org/
 
 LICENSE=	NOSA13
 LICENSE_NAME=	NASA Open Source Agreement version 1.3
 LICENSE_FILE=	${WRKSRC}/LICENSE
 LICENSE_PERMS=	dist-mirror dist-sell pkg-mirror pkg-sell auto-accept
 
 BROKEN_aarch64=		fails to compile: invokes x86 asm
 
 BUILD_DEPENDS=	${LOCALBASE}/lib/libopenNURBS.a:graphics/opennurbs \
 		${LOCALBASE}/include/glm/glm.hpp:math/glm \
 		${LOCALBASE}/libdata/pkgconfig/pthread-stubs.pc:devel/libpthread-stubs
 LIB_DEPENDS=	libdrm.so:graphics/libdrm \
 		libpng.so:graphics/png \
 		libfreetype.so:print/freetype2 \
 		libexpat.so:textproc/expat2 \
 		libfontconfig.so:x11-fonts/fontconfig \
 		libfltk.so:x11-toolkits/fltk \
 		libcpptest.so:devel/cpptest
 
 USES=		compiler:c++11-lang cmake:noninja localbase\
 		gl gnome jpeg xorg
 USE_GITHUB=	yes
 GH_ACCOUNT=	${GH_PROJECT}
 GH_PROJECT=	OpenVSP
 
 USE_GL=		gl glew glu
 USE_GNOME=	libxml2
 USE_XORG=	ice sm x11 xau xcb xdamage xdmcp xext xfixes xft \
 		xinerama xrender xxf86vm
 
 CMAKE_ARGS=	-DVSP_USE_SYSTEM_CMINPACK:BOOLEAN=yes \
 		-DVSP_USE_SYSTEM_CPPTEST:BOOLEAN=yes \
 		-DVSP_USE_SYSTEM_CODEELI:BOOLEAN=no \
 		-DVSP_USE_SYSTEM_EIGEN:BOOLEAN=no \
 		-DVSP_USE_SYSTEM_LIBXML2:BOOLEAN=yes \
 		-DVSP_USE_SYSTEM_FLTK:boolean=yes \
 		-DVSP_USE_SYSTEM_CMINPACK:boolean=no \
 		-DVSP_USE_SYSTEM_GLM:BOOLEAN=yes \
 		-DVSP_USE_SYSTEM_GLEW:BOOLEAN=yes
 CMAKE_INSTALL_PREFIX=	${STAGEDIR}${PREFIX}
 CMAKE_SOURCE_PATH=	${WRKSRC}/SuperProject
 
 BUILD_PREFIX=	OpenVSP-prefix/src/OpenVSP-build/_CPack_Packages/FreeBSD/ZIP/OpenVSP-${DISTVERSION}-FreeBSD
 
 CXXFLAGS_powerpc64=	-mvsx
 
 do-install:
 	@${MKDIR} ${STAGEDIR}${DATADIR}
 	${INSTALL_DATA} ${BUILD_WRKSRC}/${BUILD_PREFIX}/vspIcon.png ${STAGEDIR}${DATADIR}
 	${RM} ${STAGEDIR}${PREFIX}/vspIcon.png ${BUILD_WRKSRC}/${BUILD_PREFIX}/vspIcon.png
 .for f in vsp vspaero vspaero_adjoint vspaero_complex vspaero_opt vsploads vspscript vspviewer
 	${INSTALL_PROGRAM} ${BUILD_WRKSRC}/${BUILD_PREFIX}/${f} ${STAGEDIR}${PREFIX}/bin
 	${RM} ${STAGEDIR}${PREFIX}/${f}
 .endfor
 .for d in CustomScripts airfoil matlab scripts textures
 	(cd ${BUILD_WRKSRC}/${BUILD_PREFIX}/${d} && ${COPYTREE_SHARE} . ${STAGEDIR}${DATADIR})
 	${RM} -rf ${STAGEDIR}${PREFIX}/${d}
 .endfor
 	${CP} ${BUILD_WRKSRC}/${BUILD_PREFIX}/LICENSE ${STAGEDIR}${DATADIR}
 	${RM} ${STAGEDIR}${PREFIX}/LICENSE
 
 .include <bsd.port.mk>
diff --git a/cad/openvsp/distinfo b/cad/openvsp/distinfo
index 4513bb989df7..aa0a99c68172 100644
--- a/cad/openvsp/distinfo
+++ b/cad/openvsp/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1667600233
-SHA256 (OpenVSP-OpenVSP-OpenVSP_3.31.0_GH0.tar.gz) = 56a42af72820bfffb990e811293b4b081cc46c6227266185d3c4ea064333fea8
-SIZE (OpenVSP-OpenVSP-OpenVSP_3.31.0_GH0.tar.gz) = 142961324
+TIMESTAMP = 1668202490
+SHA256 (OpenVSP-OpenVSP-OpenVSP_3.31.1_GH0.tar.gz) = f1cd377b43edd99ec4456a546ca7a56222f7dbfe34bce7f748756a39a5c467a8
+SIZE (OpenVSP-OpenVSP-OpenVSP_3.31.1_GH0.tar.gz) = 142962571