diff --git a/math/clad/Makefile b/math/clad/Makefile
index 0a1ed65564fc..c3b541390e63 100644
--- a/math/clad/Makefile
+++ b/math/clad/Makefile
@@ -1,41 +1,41 @@
 PORTNAME=	clad
 DISTVERSIONPREFIX=	v
-DISTVERSION=	1.7
-PORTREVISION=	1
+DISTVERSION=	1.8
 CATEGORIES=	math
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Automatic differentiation for C/C++
 WWW=		https://github.com/vgvassilev/clad
 
 LICENSE=	LGPL3
 LICENSE_FILE=	${WRKSRC}/License.txt
 
 TEST_DEPENDS=	kokkos>0:devel/kokkos
 
 USES=		cmake:testing llvm:16,build,run localbase
 USE_LDCONFIG=	yes
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	vgvassilev
 
 CMAKE_ARGS=	-DClang_DIR=${LLVM_PREFIX}/lib/cmake/clang \
 		-DLLVM_DIR=${LLVM_PREFIX}/lib/cmake/llvm \
 		-DLLVM_EXTERNAL_LIT=${LLVM_PREFIX}/bin/llvm-lit
 CMAKE_ON=	BUILD_SHARED_LIBS
 CMAKE_TESTING_ON=	FREEBSD_BUILD_TESTS FREEBSD_BUILD_DEMOS
 CMAKE_TESTING_TARGET=	check-clad
 
 #CXXFLAGS+=	-D_OPENMP
+CXXFLAGS+=	-fopenmp
 
 post-patch:
 	@${REINPLACE_CMD} \
 		-e ' \
 			s|import lit|&${LLVM_VERSION}|; \
 			s|lit\.|lit${LLVM_VERSION}.| \
 		' \
 		${WRKSRC}/test/lit.cfg
 
-# tests fail to compile: https://github.com/vgvassilev/clad/issues/993
+# tests fail to compile: https://github.com/vgvassilev/clad/issues/993, https://github.com/vgvassilev/clad/issues/1181
 
 .include <bsd.port.mk>
diff --git a/math/clad/distinfo b/math/clad/distinfo
index e022272a1515..2bd181fecc5a 100644
--- a/math/clad/distinfo
+++ b/math/clad/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1723266580
-SHA256 (vgvassilev-clad-v1.7_GH0.tar.gz) = dc2e738c30864fb82b0154519f18ce2567f413ee845fc5e0154bb89e24519ba3
-SIZE (vgvassilev-clad-v1.7_GH0.tar.gz) = 1171227
+TIMESTAMP = 1734672509
+SHA256 (vgvassilev-clad-v1.8_GH0.tar.gz) = 1dcff3cab33417c8b8595e9bdb139a2cd1ec9c15eb013a275ab4e004c5b65812
+SIZE (vgvassilev-clad-v1.8_GH0.tar.gz) = 1240960