diff --git a/math/suitesparse-rbio/Makefile b/math/suitesparse-rbio/Makefile
index a1456ce29cb0..28fafc8b4ff5 100644
--- a/math/suitesparse-rbio/Makefile
+++ b/math/suitesparse-rbio/Makefile
@@ -1,22 +1,22 @@
 PORTNAME=	${MPORTNAME:tl}
-PORTVERSION=	4.2.0
+PORTVERSION=	4.2.1
 CATEGORIES=	math
 
 COMMENT=	Read/write sparse matrices
 WWW=		https://faculty.cse.tamu.edu/davis/suitesparse.html
 
 LICENSE=	GPLv2+
 
 USES=		localbase:ldflags
 
 MPORTNAME=	RBio
 USE_LDCONFIG=	yes
 
 .include "${.CURDIR}/../../math/suitesparse/bsd.suitesparse.mk"
 
 post-stage-DOCS-on:
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
 	${INSTALL_DATA} ${BUILD_WRKSRC}/README.txt	\
 		${STAGEDIR}${DOCSDIR}/${MPORTNAME}_README.txt
 
 .include <bsd.port.post.mk>
diff --git a/math/suitesparse-rbio/pkg-plist b/math/suitesparse-rbio/pkg-plist
index 3f4bdc69d2d1..95f3c91487d5 100644
--- a/math/suitesparse-rbio/pkg-plist
+++ b/math/suitesparse-rbio/pkg-plist
@@ -1,11 +1,11 @@
 include/suitesparse/RBio.h
 lib/cmake/RBio/RBioConfig.cmake
 lib/cmake/RBio/RBioConfigVersion.cmake
 lib/cmake/RBio/RBioTargets-%%CMAKE_BUILD_TYPE%%.cmake
 lib/cmake/RBio/RBioTargets.cmake
 lib/librbio.a
 lib/librbio.so
 lib/librbio.so.4
-lib/librbio.so.4.2.0
+lib/librbio.so.4.2.1
 libdata/pkgconfig/RBio.pc
 %%PORTDOCS%%%%DOCSDIR%%/RBio_README.txt