diff --git a/multimedia/tsduck/Makefile b/multimedia/tsduck/Makefile
index caa6ff1f877e..2bb9716adbed 100644
--- a/multimedia/tsduck/Makefile
+++ b/multimedia/tsduck/Makefile
@@ -1,57 +1,58 @@
 PORTNAME=	tsduck
 DISTVERSIONPREFIX=	v
 DISTVERSION=	3.43
 DISTVERSIONSUFFIX=	-4549
+PORTREVISION=	1
 CATEGORIES=	multimedia
 
 MAINTAINER=	thierry@lelegard.fr
 COMMENT=	Reference framework for MPEG transport streams
 WWW=		https://tsduck.io
 
 LICENSE=	BSD2CLAUSE
 
 BUILD_DEPENDS=	bash:shells/bash \
 		bootstrap-openjdk11>0:java/bootstrap-openjdk11 \
 		coreutils>0:sysutils/coreutils \
 		dos2unix:converters/unix2dos \
 		doxygen>0:devel/doxygen \
 		gnugrep>0:textproc/gnugrep \
 		graphviz>0:graphics/graphviz \
 		gsed:textproc/gsed \
 		gtar:archivers/gtar \
 		gtar>0:archivers/gtar \
 		qpdf>0:print/qpdf \
 		rubygem-asciidoctor-pdf>0:textproc/rubygem-asciidoctor-pdf \
 		rubygem-asciidoctor>0:textproc/rubygem-asciidoctor \
 		rubygem-rouge>0:textproc/rubygem-rouge \
 		str>0:devel/str \
 		zip:archivers/zip
 
 LIB_DEPENDS=	libcurl.so:ftp/curl \
 		libicui18n.so:devel/icu \
 		libpcsclite.so:devel/pcsc-lite \
 		librist.so:multimedia/librist \
 		libsrt.so:www/srt
 
 USES=		dos2unix gmake libedit python shebangfix ssl
 USE_GITHUB=	yes
 GH_ACCOUNT=	tsduck
 
 MAKE_ENV=	CXXFLAGS_EXTRA="-isystem ${LOCALBASE}/include" \
 		GPROF= \
 		LDFLAGS_EXTRA="-L${LOCALBASE}/lib -licuuc" \
 		SYSROOT=${STAGEDIR}
 ALL_TARGET=	default
 TEST_TARGET=	test
 BINARY_ALIAS=	python=${PYTHON_CMD}
 
 OPTIONS_DEFINE=	DOCS
 OPTIONS_SUB=	yes
 
 .include <bsd.port.options.mk>
 
 .if ${PORT_OPTIONS:MDOCS}
 ALL_TARGET+=	docs-html
 .endif
 
 .include <bsd.port.mk>
diff --git a/multimedia/tsduck/files/patch-src_libtscore_system_tsFileUtils.cpp b/multimedia/tsduck/files/patch-src_libtscore_system_tsFileUtils.cpp
new file mode 100644
index 000000000000..46bcb04046cb
--- /dev/null
+++ b/multimedia/tsduck/files/patch-src_libtscore_system_tsFileUtils.cpp
@@ -0,0 +1,13 @@
+--- src/libtscore/system/tsFileUtils.cpp 2026-01-06 14:00 UTC
++++ src/libtscore/system/tsFileUtils.cpp
+@@ -355,8 +355,8 @@ bool ts::SetFileModificationTimeUTC(const UString& path, const Time& time)
+     const cn::microseconds usec = std::max(cn::microseconds::zero(), cn::duration_cast<cn::microseconds>(time - Time::UnixEpoch));
+     ::timeval times[2];
+     // times[0] specifies the new access time, and times[1] specifies the new modification time.
+-    times[0].tv_sec = times[1].tv_sec = usec.count() / 1'000'000;
+-    times[0].tv_usec = times[1].tv_usec = usec.count() % 1'000'000;
++    times[0].tv_sec = times[1].tv_sec = decltype(times[0].tv_sec)(usec.count() / 1'000'000);
++    times[0].tv_usec = times[1].tv_usec = decltype(times[0].tv_usec)(usec.count() % 1'000'000);
+     return ::utimes(path.toUTF8().c_str(), times) == 0;
+ #endif
+ }