diff --git a/science/dftbplus/Makefile b/science/dftbplus/Makefile
index 4bfd15bcf908..582a329520ab 100644
--- a/science/dftbplus/Makefile
+++ b/science/dftbplus/Makefile
@@ -1,78 +1,80 @@
 PORTNAME=	dftbplus
 DISTVERSION=	19.1
 PORTREVISION=	1
 CATEGORIES=	science
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	DFTB+: Package for performing fast atomistic simulations
 
 LICENSE=	GPLv3 # main code is under LGPL3+, the bundled dftd3-lib is under GPLv1+, this makes the result GPLv3 (based on https://www.gnu.org/licenses/gpl-faq.html#AllCompatibility)
 
+BROKEN_aarch64=		fails to compile: lbfgs.f90:18:19: Cannot find an intrinsic module named 'ieee_arithmetic' at (1)
 BROKEN_powerpc64=	fails to compile: lbfgs.f90:18:19: Cannot find an intrinsic module named 'ieee_arithmetic' at (1)
+BROKEN_powerpc64le=	fails to compile: lbfgs.f90:18:19: Cannot find an intrinsic module named 'ieee_arithmetic' at (1)
 
 LIB_DEPENDS=	libblas.so:math/blas \
 		liblapack.so:math/lapack
 RUN_DEPENDS=	${PYNUMPY}
 
 USES=		compiler:gcc-c++11-lib fortran gmake python shebangfix
 SHEBANG_FILES=	tools/dptools/bin/* tools/misc/* utils/srcmanip/* utils/build/* external/fypp/bin/* utils/get_opt_externals \
 		external/fypp/bin/fypp utils/test/testlist_to_fypp test/prog/dftb+/bin/tagdiff
 SHEBANG_GLOB=	*.py
 USE_GITHUB=	yes
 GH_TUPLE=	dftbplus:mpifx:099ff75:mpifx/external/mpifx/origin \
 		dftbplus:scalapackfx:86cd6e4:scalapackfx/external/scalapackfx/origin \
 		dftbplus:dftd3-lib:00504a9:dftd3/external/dftd3/origin \
 		dftbplus:testparams:1601609:testparams/external/slakos/origin
 MAKEFILE=	makefile
 TEST_TARGET=	test
 
 FFLAGS+=	-I${LOCALBASE}/include
 LDFLAGS+=	-llapack -lblas -lgfortran -lm
 
 MAKE_ARGS=	PYTHON=${PYTHON_CMD} FC=${FC} FXX=${FC} LN=${CC} \
 		INSTALLDIR=${STAGEDIR}${PREFIX} FREEBSD_PYDISTUTILS_INSTALLARGS="${PYDISTUTILS_INSTALLARGS} --root=${STAGEDIR}"
 
 BINARY_ALIAS=		python=${PYTHON_CMD}
 
 OPTIONS_DEFINE=		DFTD3 MPI SOCKETS ARPACK
 OPTIONS_DEFAULT=	DFTD3 MPI SOCKETS
 
 DFTD3_DESC=		Build with libdft3
 DFTD3_MAKE_ARGS=	WITH_DFTD3=1
 DFTD3_MAKE_ARGS_OFF=	WITH_DFTD3=0
 
 MPI_MAKE_ARGS=		WITH_MPI=1
 MPI_MAKE_ARGS_OFF=	WITH_MPI=0
 MPI_LIB_DEPENDS=	libmpich.so:net/mpich \
 			libscalapack.so:math/scalapack
 MPI_LDFLAGS=		${LOCALBASE}/lib/libmpich.so ${LOCALBASE}/lib/libmpifort.so ${LOCALBASE}/lib/libmpi.so
 
 SOCKETS_DESC=		Build with sockets library
 SOCKETS_MAKE_ARGS=	WITH_SOCKETS=1
 SOCKETS_MAKE_ARGS_OFF=	WITH_SOCKETS=0
 SOCKETS_BINARY_ALIAS=	gcc=${CC}
 
 ARPACK_DESC=		Build with ARPACK for large eigenvalue problems
 ARPACK_MAKE_ARGS=	WITH_ARPACK=1
 ARPACK_MAKE_ARGS_OFF=	WITH_ARPACK=0
 ARPACK_LIB_DEPENDS=	libarpack.so:math/arpack-ng
 ARPACK_PREVENTS=	MPI # ARPACK is only used in a single-core application
 
 MAKE_JOBS_UNSAFE=	yes # race conditions when some options are ON
 
 .include <bsd.port.pre.mk>
 
 .if ${GCC_DEFAULT} >= 10
 # workaround for Type mismatch between actual argument at (1) and actual argument at (2) (COMPLEX(8)/CHARACTER(*)).
 # in theory, this should set FCFLAGS, but the port does not conform
 FFLAGS+=	-fallow-argument-mismatch
 .endif
 
 post-extract:
 	@${RM} ${WRKSRC}/external/scalapackfx/origin/test/psyr_result.dat.orig
 	@cd ${WRKSRC} && ${CP} sys/make.x86_64-linux-gnu make.arch
 
 post-install:
 	@cd ${STAGEDIR}${PREFIX}/bin && ${STRIP_CMD} dftb+ modes waveplot
 
 .include <bsd.port.post.mk>