diff --git a/math/kahip/Makefile b/math/kahip/Makefile
index b1345ea197db..d7f128842137 100644
--- a/math/kahip/Makefile
+++ b/math/kahip/Makefile
@@ -1,24 +1,24 @@
 PORTNAME=	kahip
 DISTVERSIONPREFIX=	v
-DISTVERSION=	3.19
+DISTVERSION=	3.21
 CATEGORIES=	math
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Karlsruhe high quality graph partitioning
 WWW=		https://kahip.github.io/ \
 		https://github.com/KaHIP/KaHIP
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 LIB_DEPENDS=	libmetis.so:math/metis \
 		libmpi.so:net/mpich
 
 USES=		cmake localbase
 USE_LDCONFIG=	yes
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	KaHIP
 GH_PROJECT=	KaHIP
 
 .include <bsd.port.mk>
diff --git a/math/kahip/distinfo b/math/kahip/distinfo
index a316688b8ea5..2d947fbb8801 100644
--- a/math/kahip/distinfo
+++ b/math/kahip/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1745474485
-SHA256 (KaHIP-KaHIP-v3.19_GH0.tar.gz) = ab128104d198061b4dcad76f760aca240b96de781c1b586235ee4f12fd6829c6
-SIZE (KaHIP-KaHIP-v3.19_GH0.tar.gz) = 2467661
+TIMESTAMP = 1762420421
+SHA256 (KaHIP-KaHIP-v3.21_GH0.tar.gz) = 0c3d53e211a9c880a8466839235f218591f2ecefce62bbf04afc8adfdb9c1e65
+SIZE (KaHIP-KaHIP-v3.21_GH0.tar.gz) = 2468901
diff --git a/math/py-kahip/Makefile b/math/py-kahip/Makefile
index ece173aaa0b7..4b0b093288f6 100644
--- a/math/py-kahip/Makefile
+++ b/math/py-kahip/Makefile
@@ -1,42 +1,42 @@
 PORTNAME=	kahip
 DISTVERSIONPREFIX=	v
-DISTVERSION=	3.19
+DISTVERSION=	3.22
 CATEGORIES=	math
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Karlsruhe high quality graph partitioning
 WWW=		https://kahip.github.io/
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BUILD_DEPENDS=	pybind11>0:devel/pybind11
 LIB_DEPENDS=	libkahip.so:math/kahip
 
 USES=		cmake localbase:ldflags python
 USE_LDCONFIG=	yes
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	KaHIP
 GH_PROJECT=	KaHIP
 
 CMAKE_SOURCE_PATH=	${FILESDIR}/CMakeLists.txt
 CMAKE_ARGS=	-DFREEBSD_WRKSRC=${WRKSRC}
 
 CXXFLAGS+=	-I${WRKSRC}
 
 PLIST_FILES=	${PYTHON_SITELIBDIR}/${PORTNAME}${PYTHON_TAG}.so
 
 TEST_ENV=	${MAKE_ENV} PYTHONPATH=${STAGEDIR}${PYTHONPREFIX_SITELIBDIR}
 
 do-install:
 	@${MKDIR} ${STAGEDIR}${PYTHON_SITELIBDIR}
 	${INSTALL_LIB} ${BUILD_WRKSRC}/${PORTNAME}${PYTHON_TAG}.so ${STAGEDIR}${PYTHON_SITELIBDIR}
 
 do-test:
 	@cd ${WRKSRC} && \
 		${SETENV} ${TEST_ENV} ${PYTHON_CMD} ${WRKSRC}/misc/pymodule/callkahipfrompython.py && \
 		${ECHO} "Tests succeeded."
 
 .include <bsd.port.mk>
diff --git a/math/py-kahip/distinfo b/math/py-kahip/distinfo
index 91328a996d4d..19f7b3eb036f 100644
--- a/math/py-kahip/distinfo
+++ b/math/py-kahip/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1745474755
-SHA256 (KaHIP-KaHIP-v3.19_GH0.tar.gz) = ab128104d198061b4dcad76f760aca240b96de781c1b586235ee4f12fd6829c6
-SIZE (KaHIP-KaHIP-v3.19_GH0.tar.gz) = 2467661
+TIMESTAMP = 1762420503
+SHA256 (KaHIP-KaHIP-v3.22_GH0.tar.gz) = 3cbadfbf8d503351d921531413d3b66ad347a6d6e213120db87462093bb66b7c
+SIZE (KaHIP-KaHIP-v3.22_GH0.tar.gz) = 2469773