diff --git a/science/py-gsd/Makefile b/science/py-gsd/Makefile
index 4942ab5908ee..f88672d7faea 100644
--- a/science/py-gsd/Makefile
+++ b/science/py-gsd/Makefile
@@ -1,28 +1,27 @@
 PORTNAME=	gsd
-DISTVERSION=	2.6.0
-PORTREVISION=	1
+DISTVERSION=	3.0.0
 CATEGORIES=	science python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	GSD (General Simulation Data) file format for Python
 WWW=		https://bitbucket.org/glotzer/gsd/wiki/Home
 
 LICENSE=	BSD2CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BUILD_DEPENDS=	${PYNUMPY}
 RUN_DEPENDS=	${PYNUMPY}
 
 USES=		python:3.6+
 USE_PYTHON=	distutils cython autoplist pytest
 
 TEST_WRKSRC=	${WRKSRC}/gsd/test
 #TEST_ARGS=	--pyargs gsd -p gsd.pytest_plugin_validate --validate # enable this line to run longer tests, see https://gsd.readthedocs.io/en/v2.6.0/installation.html#run-tests
 TEST_ENV=	${MAKE_ENV} PYTHONPATH=${STAGEDIR}${PYTHONPREFIX_SITELIBDIR}
 
 post-install:
 	@${STRIP_CMD} ${STAGEDIR}${PYTHONPREFIX_SITELIBDIR}/gsd/fl*.so
 
 .include <bsd.port.mk>
diff --git a/science/py-gsd/distinfo b/science/py-gsd/distinfo
index a54e73d5b666..d38f358601e1 100644
--- a/science/py-gsd/distinfo
+++ b/science/py-gsd/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1662272955
-SHA256 (gsd-2.6.0.tar.gz) = 7cdc4cc0a18fe8ac7e9f2e0eee9e6584a89a338905f01b54cdb84d9a671e776d
-SIZE (gsd-2.6.0.tar.gz) = 138726
+TIMESTAMP = 1687225517
+SHA256 (gsd-3.0.0.tar.gz) = 229f9f82c22b2f8d99ea4e78c26f543cdd708951512125c4747a8c2a380ded39
+SIZE (gsd-3.0.0.tar.gz) = 146316