diff --git a/science/py-gsd/Makefile b/science/py-gsd/Makefile
index 9881e6ab4623..7055ef190b55 100644
--- a/science/py-gsd/Makefile
+++ b/science/py-gsd/Makefile
@@ -1,19 +1,19 @@
 PORTNAME=	gsd
-DISTVERSION=	2.4.1
+DISTVERSION=	2.4.2
 CATEGORIES=	science python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	GSD (General Simulation Data) file format for Python
 
 LICENSE=	BSD2CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BUILD_DEPENDS=	${PYNUMPY}
 RUN_DEPENDS=	${PYNUMPY}
 
 USES=		python:3.6+
 USE_PYTHON=	distutils cython autoplist
 
 .include <bsd.port.mk>
diff --git a/science/py-gsd/distinfo b/science/py-gsd/distinfo
index 0179cdf6fefa..1749d97a6077 100644
--- a/science/py-gsd/distinfo
+++ b/science/py-gsd/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1615543813
-SHA256 (gsd-2.4.1.tar.gz) = ba64f1573a4d83672d19736b718b61ba94a275165d6cbb406d2abb07b386f636
-SIZE (gsd-2.4.1.tar.gz) = 135148
+TIMESTAMP = 1618706101
+SHA256 (gsd-2.4.2.tar.gz) = fa2ed62da3eb2cbfea02a22dadc1d84e80c16d874535de4bace6941c6d805851
+SIZE (gsd-2.4.2.tar.gz) = 136756