diff --git a/math/symengine/Makefile b/math/symengine/Makefile
index 6dc5bc957855..02bee2583aab 100644
--- a/math/symengine/Makefile
+++ b/math/symengine/Makefile
@@ -1,82 +1,82 @@
 PORTNAME=	symengine
 DISTVERSIONPREFIX=	v
-DISTVERSION=	0.8.0
+DISTVERSION=	0.8.1
 CATEGORIES=	math
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Fast symbolic manipulation library, written in C++
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 USES=		cmake compiler:c++11-lang
 USE_GITHUB=	yes
 USE_LDCONFIG=	yes
 
 CMAKE_ON=	WITH_SYMENGINE_THREAD_SAFE BUILD_SHARED_LIBS BUILD_FOR_DISTRIBUTION
 CMAKE_OFF=	BUILD_BENCHMARKS WITH_COTIRE
 
 OPTIONS_DEFINE=			ARB ECM LLVM MPC TCMALLOC ASSERT
 OPTIONS_SINGLE=			INTCLASS
 OPTIONS_SINGLE_INTCLASS=	GMP GMPXX BOOSTMP FLINT PIRANHA
 OPTIONS_DEFAULT=		ARB ECM LLVM MPC TCMALLOC FLINT # FLINT choice is based on best performance
 
 INTCLASS_DESC=		Integer class, use integers from:
 
 ARB_DESC=		Build with Arb (interval arithmetic library)
 ARB_CMAKE_BOOL=		WITH_ARB
 ARB_LIB_DEPENDS=	libarb.so:math/arb \
 			libflint.so:math/flint2 \
 			libmpfr.so:math/mpfr
 
 ECM_DESC=		Build with ECM support (Elliptic Curve Method)
 ECM_CMAKE_BOOL=		WITH_ECM
 ECM_LIB_DEPENDS=	libecm.so:math/gmp-ecm
 
 LLVM_DESC=		Build with LLVM
 LLVM_CMAKE_BOOL=	WITH_LLVM
 LLVM_CMAKE_ON=		-DLLVM_INCLUDE_DIRS:STRING=${LOCALBASE}/llvm${LLVM_VERSION}/include
 LLVM_BUILD_DEPENDS=	llvm${LLVM_VERSION}>0:devel/llvm${LLVM_VERSION}
 
 MPC_DESC=		Build with MPC
 MPC_CMAKE_BOOL=		WITH_MPC
 MPC_LIB_DEPENDS=	libmpc.so:math/mpc
 
 TCMALLOC_DESC=		Use tcmalloc from google-perftools (improves performance)
 TCMALLOC_CMAKE_BOOL=	WITH_TCMALLOC
 TCMALLOC_LIB_DEPENDS=	libtcmalloc.so:devel/google-perftools
 
 ASSERT_CMAKE_BOOL=	WITH_SYMENGINE_ASSERT
 
 GMP_DESC=		gmp (supports arbitrary fp precision)
 GMP_CMAKE_ON=		-DINTEGER_CLASS:STRING=gmp
 GMP_LIB_DEPENDS=	libgmp.so:math/gmp \
 			libmpfr.so:math/mpfr
 
 GMPXX_DESC=		gmpxx
 GMPXX_CMAKE_ON=		-DINTEGER_CLASS:STRING=gmpxx
 GMPXX_LIB_DEPENDS=	libgmp.so:math/gmp
 
 BOOSTMP_DESC=		boostmp (no arbitrary fp precision)
 BOOSTMP_CMAKE_ON=	-DINTEGER_CLASS:STRING=boostmp
 BOOSTMP_BUILD_DEPENDS=	${LOCALBASE}/include/boost/multiprecision/cpp_int.hpp:devel/boost-libs
 
 FLINT_DESC=		flint (supports arbitrary fp precision, best performance)
 FLINT_CMAKE_ON=		-DINTEGER_CLASS:STRING=flint
 FLINT_LIB_DEPENDS=	libflint.so:math/flint2 \
 			libgmp.so:math/gmp \
 			libmpfr.so:math/mpfr
 
 PIRANHA_DESC=		piranha
 PIRANHA_CMAKE_ON=	-DINTEGER_CLASS:STRING=piranha
 PIRANHA_BUILD_DEPENDS=	piranha>0:math/piranha
 
 LLVM_VERSION=	${LLVM_DEFAULT}
 
 do-test: # one test fails: https://github.com/symengine/symengine/issues/1697
 	@cd ${BUILD_WRKSRC} && \
 		${SETENV} ${CONFIGURE_ENV} ${CMAKE_BIN} ${CMAKE_ARGS} -DBUILD_TESTING:BOOL=ON ${CMAKE_SOURCE_PATH} && \
 		${SETENV} ${MAKE_ENV} ${MAKE_CMD} ${MAKE_ARGS} ${ALL_TARGET} && \
 		${SETENV} ${MAKE_ENV} ${MAKE_CMD} ${MAKE_ARGS} test
 
 .include <bsd.port.mk>
diff --git a/math/symengine/distinfo b/math/symengine/distinfo
index b8272eb497e5..b89ce8d92112 100644
--- a/math/symengine/distinfo
+++ b/math/symengine/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1630812270
-SHA256 (symengine-symengine-v0.8.0_GH0.tar.gz) = ebe71d3c42661d12fa991040097ff383e193006af4e76d1adaabb8cee45cf94c
-SIZE (symengine-symengine-v0.8.0_GH0.tar.gz) = 732792
+TIMESTAMP = 1634862847
+SHA256 (symengine-symengine-v0.8.1_GH0.tar.gz) = 41eb6ae6901c09e53d7f61f0758f9201e81fc534bfeecd4b2bd4b4e6f6768693
+SIZE (symengine-symengine-v0.8.1_GH0.tar.gz) = 733007
diff --git a/math/symengine/pkg-plist b/math/symengine/pkg-plist
index ab0ac1d4e1ea..e16fc65af316 100644
--- a/math/symengine/pkg-plist
+++ b/math/symengine/pkg-plist
@@ -1,92 +1,92 @@
 include/symengine/add.h
 include/symengine/assumptions.h
 include/symengine/basic-inl.h
 include/symengine/basic-methods.inc
 include/symengine/basic.h
 include/symengine/complex.h
 include/symengine/complex_double.h
 include/symengine/complex_mpc.h
 include/symengine/constants.h
 include/symengine/cwrapper.h
 include/symengine/derivative.h
 include/symengine/dict.h
 include/symengine/diophantine.h
 include/symengine/eval.h
 include/symengine/eval_arb.h
 include/symengine/eval_double.h
 include/symengine/eval_mpc.h
 include/symengine/eval_mpfr.h
 include/symengine/expression.h
 include/symengine/fields.h
 include/symengine/finitediff.h
 include/symengine/flint_wrapper.h
 include/symengine/functions.h
 include/symengine/infinity.h
 include/symengine/integer.h
 include/symengine/lambda_double.h
 include/symengine/llvm_double.h
 include/symengine/logic.h
 include/symengine/matrix.h
 include/symengine/monomials.h
 include/symengine/mp_class.h
 include/symengine/mp_wrapper.h
 include/symengine/mul.h
 include/symengine/nan.h
 include/symengine/ntheory.h
 include/symengine/ntheory_funcs.h
 include/symengine/number.h
 include/symengine/parser.h
 include/symengine/parser/parser.h
 include/symengine/parser/sbml/sbml_parser.h
 include/symengine/parser/sbml/sbml_tokenizer.h
 include/symengine/parser/tokenizer.h
 include/symengine/polys/basic_conversions.h
 include/symengine/polys/cancel.h
 include/symengine/polys/msymenginepoly.h
 include/symengine/polys/uexprpoly.h
 include/symengine/polys/uintpoly.h
 include/symengine/polys/uintpoly_flint.h
 include/symengine/polys/uintpoly_piranha.h
 include/symengine/polys/upolybase.h
 include/symengine/polys/uratpoly.h
 include/symengine/polys/usymenginepoly.h
 include/symengine/pow.h
 include/symengine/prime_sieve.h
 include/symengine/printers.h
 include/symengine/printers/codegen.h
 include/symengine/printers/latex.h
 include/symengine/printers/mathml.h
 include/symengine/printers/sbml.h
 include/symengine/printers/strprinter.h
 include/symengine/printers/unicode.h
 include/symengine/rational.h
 include/symengine/real_double.h
 include/symengine/real_mpfr.h
 include/symengine/refine.h
 include/symengine/rings.h
 include/symengine/series.h
 include/symengine/series_flint.h
 include/symengine/series_generic.h
 include/symengine/series_piranha.h
 include/symengine/series_visitor.h
 include/symengine/sets.h
 include/symengine/solve.h
 include/symengine/subs.h
 include/symengine/symbol.h
 include/symengine/symengine_assert.h
 include/symengine/symengine_casts.h
 include/symengine/symengine_config.h
 include/symengine/symengine_config_cling.h
 include/symengine/symengine_exception.h
 include/symengine/symengine_export.h
 include/symengine/symengine_rcp.h
 include/symengine/test_visitors.h
 include/symengine/type_codes.inc
 include/symengine/visitor.h
 lib/cmake/symengine/SymEngineConfig.cmake
 lib/cmake/symengine/SymEngineConfigVersion.cmake
 lib/cmake/symengine/SymEngineTargets-%%CMAKE_BUILD_TYPE%%.cmake
 lib/cmake/symengine/SymEngineTargets.cmake
 lib/libsymengine.so
 lib/libsymengine.so.0.8
-lib/libsymengine.so.0.8.0
+lib/libsymengine.so.0.8.1