diff --git a/mail/thunderbird/Makefile b/mail/thunderbird/Makefile
index 2deb373d9cac..46688efc050e 100644
--- a/mail/thunderbird/Makefile
+++ b/mail/thunderbird/Makefile
@@ -1,71 +1,71 @@
 PORTNAME=	thunderbird
-DISTVERSION=	143.0
+DISTVERSION=	143.0.1
 CATEGORIES=	mail news net-im wayland
 MASTER_SITES=	MOZILLA/${PORTNAME}/releases/${DISTVERSION}${DISTVERSIONSUFFIX}/source \
-		MOZILLA/${PORTNAME}/candidates/${DISTVERSION}${DISTVERSIONSUFFIX}-candidates/build1/source
+		MOZILLA/${PORTNAME}/candidates/${DISTVERSION}${DISTVERSIONSUFFIX}-candidates/build2/source
 DISTFILES=	${DISTNAME}.source${EXTRACT_SUFX}
 
 MAINTAINER=	gecko@FreeBSD.org
 COMMENT=	Mozilla Thunderbird is standalone mail and news that stands above
 WWW=		https://www.thunderbird.net/
 
 BUILD_DEPENDS=	nspr>=4.32:devel/nspr \
 		nss>=3.115.1:security/nss \
 		libevent>=2.1.8:devel/libevent \
 		harfbuzz>=10.1.0:print/harfbuzz \
 		graphite2>=1.3.14:graphics/graphite2 \
 		png>=1.6.45:graphics/png \
 		dav1d>=1.0.0:multimedia/dav1d \
 		libvpx>=1.15.0:multimedia/libvpx \
 		${PYTHON_PKGNAMEPREFIX}sqlite3>0:databases/py-sqlite3@${PY_FLAVOR} \
 		v4l_compat>0:multimedia/v4l_compat \
 		nasm:devel/nasm \
 		yasm:devel/yasm \
 		zip:archivers/zip \
 		${LOCALBASE}/share/wasi-sysroot/lib/wasm32-wasi/libc++abi.a:devel/wasi-libcxx${LLVM_VERSION} \
 		${LOCALBASE}/share/wasi-sysroot/lib/wasm32-wasi/libc.a:devel/wasi-libc@${LLVM_VERSION} \
 		wasi-compiler-rt${LLVM_VERSION}>0:devel/wasi-compiler-rt${LLVM_VERSION}
 LIB_DEPENDS=	libjson-c.so:devel/json-c
 
 USE_GECKO=	gecko
 CONFLICTS_INSTALL=	thunderbird-esr
 # cannot use system icu: calendar is completely broken by
 # https://unicode-org.atlassian.net/browse/ICU-22132 (fix not in 76.1)
 USE_MOZILLA=	-icu -sqlite
 CFLAGS_powerpc64le=	-DSQLITE_BYTEORDER=1234
 
 USES=		tar:xz
 # helpful when testing beta
 WRKSRC=		${WRKDIR}/${PORTNAME}-${DISTVERSION}
 
 MOZ_OPTIONS=	--enable-application=comm/mail --enable-official-branding
 MOZ_OPTIONS+=	--with-system-bz2 --with-system-jsonc
 MOZ_OPTIONS+=	--with-wasi-sysroot=${LOCALBASE}/share/wasi-sysroot
 MOZ_MK_OPTIONS=	MOZ_THUNDERBIRD=1 MAIL_PKG_SHARED=1
 MOZ_EXPORT=		MOZ_THUNDERBIRD=1 MAIL_PKG_SHARED=1
 
 PORTNAME_ICON=	${MOZILLA}.png
 PORTNAME_ICON_SRC=	${PREFIX}/lib/${MOZILLA}/chrome/icons/default/default48.png
 
 SYSTEM_PREFS=	${FAKEDIR}/lib/${PORTNAME}/defaults/pref/${PORTNAME}.js
 
 OPTIONS_DEFAULT=CANBERRA
 
 .include "${.CURDIR}/../../www/firefox/Makefile.options"
 
 post-extract:
 	@${SED} -e 's|@PORTNAME_ICON@|${PORTNAME_ICON:R}|;s|@MOZILLA@|${MOZILLA}|' \
 		<${FILESDIR}/thunderbird.desktop.in >${WRKDIR}/${MOZILLA_EXEC_NAME}.desktop
 
 post-patch:
 	@${REINPLACE_CMD} -e 's|%%LOCALBASE%%|${LOCALBASE}|g' \
 		${WRKSRC}/comm/mail/app/nsMailApp.cpp
 
 port-pre-install:
 	${MKDIR} ${STAGEDIR}${PREFIX}/lib/${PORTNAME}/defaults
 
 post-install:
 	${INSTALL_DATA} ${WRKDIR}/${MOZILLA_EXEC_NAME}.desktop ${STAGEDIR}${PREFIX}/share/applications
 	${LN} -sf ${PORTNAME_ICON_SRC} ${STAGEDIR}${PREFIX}/share/pixmaps/${PORTNAME_ICON}
 
 .include <bsd.port.mk>
diff --git a/mail/thunderbird/distinfo b/mail/thunderbird/distinfo
index 4619534dcff0..f13ed7c8f1e9 100644
--- a/mail/thunderbird/distinfo
+++ b/mail/thunderbird/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1757612880
-SHA256 (thunderbird-143.0.source.tar.xz) = 6848eecfd0c5ce71fc21ecd3efbc503d019d3a1c7d8327bc416bcb20671bcad7
-SIZE (thunderbird-143.0.source.tar.xz) = 765829552
+TIMESTAMP = 1758653366
+SHA256 (thunderbird-143.0.1.source.tar.xz) = 0e6da9f07d380fe00f03c45238a3b999a01e95d5af0910d023675fe9ac13a85a
+SIZE (thunderbird-143.0.1.source.tar.xz) = 771223064