Index: head/cad/PrusaSlicer/Makefile
===================================================================
--- head/cad/PrusaSlicer/Makefile	(revision 554985)
+++ head/cad/PrusaSlicer/Makefile	(revision 554986)
@@ -1,62 +1,61 @@
 # $FreeBSD$
 
 PORTNAME=		PrusaSlicer
 DISTVERSIONPREFIX=	version_
 DISTVERSION=		2.2.0
 PORTREVISION=		6
 CATEGORIES=		cad
 
 MAINTAINER=	teodorsigaev@gmail.com
 COMMENT=	Slicing application for 3D printers
 
 LICENSE=	AGPLv3
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 LIB_DEPENDS=	libtbb.so:devel/tbb \
 		libboost_log.so:devel/boost-libs \
 		libHalf.so:graphics/ilmbase \
 		libnlopt.so:math/nlopt \
 		libcurl.so:ftp/curl \
 		libexpat.so:textproc/expat2 \
 		libopenvdb.so:misc/openvdb \
 		libgmp.so:math/gmp \
 		libmpfr.so:math/mpfr
 BUILD_DEPENDS=	cereal>=1.2.2:devel/cereal \
-		eigen>=3.3:math/eigen3 \
 		googletest>=1.7:devel/googletest \
 		boost-libs>=1.64:devel/boost-libs \
 		wx31-gtk3>=3.1:x11-toolkits/wxgtk31 \
 		cmake>=3.2:devel/cmake \
 		ninja>=1.8.2:devel/ninja \
 		openvdb>=6.1.0:misc/openvdb \
 		gmp>=6.1.2:math/gmp \
 		mpfr>=4.0.2:math/mpfr \
 		qt5-buildtools>=0:devel/qt5-buildtools
 
-USES=		cmake gettext gl iconv pkgconfig
+USES=		cmake eigen:3 gettext gl iconv pkgconfig
 
 CMAKE_ARGS+=	-DwxWidgets_CONFIG_EXECUTABLE=${LOCALBASE}/bin/wxgtk3u-3.1-config \
 		-DCGAL_DIR=${WRKSRC}/CGAL/lib/cmake/CGAL
 CMAKE_INSTALL_PREFIX=	${PREFIX}/${PORTNAME}
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	prusa3d
 GH_TUPLE=	CGAL:cgal:releases/CGAL-5.0.2:cgal
 USE_WX=		3.1
 USE_GL=		gl glu glew
 
 post-patch:
 	${REINPLACE_CMD} -e 's,%%WRKSRC%%,${WRKSRC},' \
 		${WRKSRC}/CMakeLists.txt
 
 pre-configure:
 	cd ${WRKSRC_cgal} && \
 	${CMAKE_BIN} -E remove CGALConfig-installation-dirs.cmake && \
 	${MKDIR} build && cd build && \
 	${CMAKE_BIN} -DCMAKE_INSTALL_PREFIX=${WRKSRC}/CGAL \
 		-DCMAKE_PREFIX_PATH=${WRKSRC}/CGAL \
 		-DCMAKE_MODULE_PATH=${WRKSRC}/cmake/modules \
 		-DCMAKE_BUILD_TYPE=Release .. && \
 	${BSDMAKE} all install
 
 .include <bsd.port.mk>