Index: head/math/cadabra2/Makefile
===================================================================
--- head/math/cadabra2/Makefile	(revision 488227)
+++ head/math/cadabra2/Makefile	(revision 488228)
@@ -1,52 +1,51 @@
 # $FreeBSD$
 
 PORTNAME=	cadabra2
-DISTVERSION=	2.2.2
-PORTREVISION=	2
+DISTVERSION=	2.2.4
 CATEGORIES=	math
 
 PATCH_SITES=	https://github.com/${GH_ACCOUNT}/${GH_PROJECT}/commit/
 PATCHFILES=	5d52108df5b05eeba2ffbd7220776887297c2846.patch:-p1 # https://github.com/kpeeters/cadabra2/pull/82
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Computer algebra system for solving field theory problems
 
 LICENSE=	LGPL3
 LICENSE_FILE=	${WRKSRC}/doc/license.txt
 
 BUILD_DEPENDS=	${LOCALBASE}/include/websocketpp/client.hpp:devel/websocketpp
 LIB_DEPENDS=	${PY_BOOST} \
 		libboost_system.so:devel/boost-libs \
 		libpcrecpp.so:devel/pcre \
 		libjsoncpp.so:devel/jsoncpp \
 		libgmp.so:math/gmp \
 		libuuid.so:misc/e2fsprogs-libuuid
 RUN_DEPENDS=	${PYTHON_SITELIBDIR}/sympy/__init__.py:math/py-sympy@${PY_FLAVOR} \
 		${PYTHON_SITELIBDIR}/matplotlib/__init__.py:math/py-matplotlib@${PY_FLAVOR}
 
 USES=		compiler:c++14-lang cmake:outsource dos2unix gettext-runtime gnome localbase:ldflags pkgconfig python:3.4+ sqlite # USES=python picks random python versions
 USE_GITHUB=	yes
 GH_ACCOUNT=	kpeeters
 DOS2UNIX_FILES=	cmake/version.cmake
 USE_GNOME=	glib20 glibmm libsigc++20
 USE_TEX=	base texmf texhash
 USE_LDCONFIG=	yes
 OPTIONS_SUB=	yes
 
 CMAKE_ON=	BUILD_SHARED_LIBS USE_PYTHON_3 # OFF doesn't work, still links to python3: https://github.com/kpeeters/cadabra2/issues/76
 CMAKE_OFF=	ENABLE_MATHEMATICA
 CXXFLAGS+=	-I${LOCALBASE}/include/jsoncpp
 LDFLAGS+=	-ljsoncpp
 
 OPTIONS_DEFINE=	GUI
 OPTIONS_DEFAULT=	GUI
 
 GUI_USES=	desktop-file-utils
 GUI_USE=	GNOME=gtkmm30,gdkpixbuf2
 GUI_CMAKE_BOOL=	ENABLE_FRONTEND
 GUI_INSTALLS_ICONS=	yes
 
 post-extract: # unbundle
 	@${RM} -r ${WRKSRC}/client_server/jsoncpp ${WRKSRC}/client_server/websocketpp
 
 .include <bsd.port.mk>
Index: head/math/cadabra2/distinfo
===================================================================
--- head/math/cadabra2/distinfo	(revision 488227)
+++ head/math/cadabra2/distinfo	(revision 488228)
@@ -1,5 +1,5 @@
-TIMESTAMP = 1544157018
-SHA256 (kpeeters-cadabra2-2.2.2_GH0.tar.gz) = 9245ceb5b5b3901709060364356bb6db2f6d2d3c7f03f51f9a0ee7d239e15351
-SIZE (kpeeters-cadabra2-2.2.2_GH0.tar.gz) = 23979382
+TIMESTAMP = 1545586266
+SHA256 (kpeeters-cadabra2-2.2.4_GH0.tar.gz) = 2e75e5bf1763e55d795eb876bff61e1b5b359488a8b5db0b45eabd0d04df92c9
+SIZE (kpeeters-cadabra2-2.2.4_GH0.tar.gz) = 23960964
 SHA256 (5d52108df5b05eeba2ffbd7220776887297c2846.patch) = 91c1259345332b9fc4b52eafa1c510d2a851b99ca708fa25af5673cdf737be87
 SIZE (5d52108df5b05eeba2ffbd7220776887297c2846.patch) = 735