diff --git a/archivers/zchunk/Makefile b/archivers/zchunk/Makefile
index dfbebab0e6bd..f013f2e53eab 100644
--- a/archivers/zchunk/Makefile
+++ b/archivers/zchunk/Makefile
@@ -1,34 +1,33 @@
 PORTNAME=	zchunk
-DISTVERSION=	1.4.0
-PORTREVISION=	1
+DISTVERSION=	1.5.1
 CATEGORIES=	archivers
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Compressed file format that splits the file into independent chunks
 WWW=		https://github.com/zchunk/zchunk
 
 LICENSE=	BSD2CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 LIB_DEPENDS=	libargp.so:devel/argp-standalone \
 		libcurl.so:ftp/curl
 
 USES=		localbase:ldflags meson pkgconfig
 USE_GITHUB=	yes
 USE_LDCONFIG=	yes
 
 LDFLAGS+=	${LOCALBASE}/lib/libargp.so # workaround for https://github.com/zchunk/zchunk/issues/30
 
 OPTIONS_DEFINE=		OPENSSL ZSTD
 OPTIONS_DEFAULT=	OPENSSL ZSTD
 
 OPENSSL_MESON_ON=	-Dwith-openssl=enabled
 OPENSSL_MESON_OFF=	-Dwith-openssl=disabled
 OPENSSL_USES=		ssl
 OPENSSL_LDFLAGS=	-L${OPENSSLLIB} -lssl -lcrypto # workaround for https://github.com/zchunk/zchunk/issues/31
 
 ZSTD_MESON_ON=		-Dwith-zstd=enabled
 ZSTD_MESON_OFF=		-Dwith-zstd=disabled
 ZSTD_LIB_DEPENDS=	libzstd.so:archivers/zstd
 
 .include <bsd.port.mk>
diff --git a/archivers/zchunk/distinfo b/archivers/zchunk/distinfo
index 2d8c1886b78b..94e3653d11a1 100644
--- a/archivers/zchunk/distinfo
+++ b/archivers/zchunk/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1703049106
-SHA256 (zchunk-zchunk-1.4.0_GH0.tar.gz) = 6def0481935006052774e034a22c18a1b668b8c93510188673138312003890eb
-SIZE (zchunk-zchunk-1.4.0_GH0.tar.gz) = 1513670
+TIMESTAMP = 1721676813
+SHA256 (zchunk-zchunk-1.5.1_GH0.tar.gz) = 2c187055e2206e62cef4559845e7c2ec6ec5a07ce1e0a6044e4342e0c5d7771d
+SIZE (zchunk-zchunk-1.5.1_GH0.tar.gz) = 1513215
diff --git a/archivers/zchunk/pkg-plist b/archivers/zchunk/pkg-plist
index 9dd687f52513..8e9720c1c8a3 100644
--- a/archivers/zchunk/pkg-plist
+++ b/archivers/zchunk/pkg-plist
@@ -1,17 +1,17 @@
 bin/unzck
 bin/zck
 bin/zck_delta_size
 bin/zck_gen_zdict
 bin/zck_read_header
 bin/zckdl
 include/zck.h
 lib/libzck.so
 lib/libzck.so.1
-lib/libzck.so.1.4.0
+lib/libzck.so.1.5.1
 libdata/pkgconfig/zck.pc
 share/man/man1/unzck.1.gz
 share/man/man1/zck.1.gz
 share/man/man1/zck_delta_size.1.gz
 share/man/man1/zck_gen_zdict.1.gz
 share/man/man1/zck_read_header.1.gz
 share/man/man1/zckdl.1.gz