diff --git a/audio/faustlive/Makefile b/audio/faustlive/Makefile
index 35516903986d..af34f8773c1d 100644
--- a/audio/faustlive/Makefile
+++ b/audio/faustlive/Makefile
@@ -1,60 +1,61 @@
 PORTNAME=	faustlive
 DISTVERSION=	2.5.19
+PORTREVISION=	1
 #MASTER_SITES=	https://github.com/grame-cncm/faustlive/releases/download/${DISTVERSION}/
 #DISTFILES=	FaustLive-${DISTVERSION}${EXTRACT_SUFX}
 CATEGORIES=	audio
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Standalone application that embeds Faust
 WWW=		https://github.com/grame-cncm/faustlive
 
 LICENSE=	GPLv3
 LICENSE_FILE=	${WRKSRC}/GPL.txt
 
 BUILD_DEPENDS=	bash:shells/bash
 LIB_DEPENDS=	libasound.so:audio/alsa-lib \
 		libcurl.so:ftp/curl \
 		libfaust.so:audio/faust \
 		libjack.so:audio/jack \
 		libmicrohttpd.so:www/libmicrohttpd \
 		libqrencode.so:graphics/libqrencode \
 		libsndfile.so:audio/libsndfile # audio/alsa-lib isn't really needed: https://github.com/grame-cncm/faustlive/issues/3
 
-USES=		compiler:c++11-lang desktop-file-utils gl ncurses pkgconfig qmake qt:5 shebangfix
-USE_QT=		core gui network widgets buildtools:build
+USES=		compiler:c++11-lang desktop-file-utils gl ncurses pkgconfig qmake qt:6 shebangfix
+USE_QT=		base tools:build
 USE_GL=		gl
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	grame-cncm
 GH_TUPLE=	grame-cncm:faustlibraries:3e74c39:grame_cncm_faustlibraries/Resources/Libs
 
 SHEBANG_GLOB=	build install makelibs
 
 QMAKE_ARGS=	Build/FaustLive.pro
 
 LDFLAGS+=	-lexecinfo
 
 PLIST_FILES=	bin/FaustLive \
 		share/applications/FaustLive.desktop \
 		share/icons/hicolor/32x32/apps/Faustlive.png \
 		share/icons/hicolor/scalable/apps/Faustlive.svg \
 		share/pixmaps/Faustlive.xpm
 
 OPTIONS_DEFINE=		PORTAUDIO
 
 PORTAUDIO_MAKE_ARGS=	PORTAUDIO=1
 PORTAUDIO_LIB_DEPENDS=	libportaudio.so:audio/portaudio
 PORTAUDIO_BROKEN=	PORTAUDIO support needs to be updated for qmake
 
 post-extract:
 	@${RM} ${WRKSRC}/version # mixup with STL header 'version'
 
 do-install: # workaround for https://github.com/grame-cncm/faustlive/issues/38
 	${MKDIR} ${STAGEDIR}${PREFIX}/share/icons/hicolor/32x32/apps ${STAGEDIR}${PREFIX}/share/icons/hicolor/scalable/apps
 	${INSTALL_PROGRAM} ${WRKSRC}/Build/FaustLive/FaustLive ${STAGEDIR}${PREFIX}/bin
 	${INSTALL_DATA} ${WRKSRC}/Build/rsrc/FaustLive.desktop ${STAGEDIR}${PREFIX}/share/applications
 	${INSTALL_DATA} ${WRKSRC}/Resources/Images/Faustlive.png ${STAGEDIR}${PREFIX}/share/icons/hicolor/32x32/apps
 	${INSTALL_DATA} ${WRKSRC}/Resources/Images/Faustlive.svg ${STAGEDIR}${PREFIX}/share/icons/hicolor/scalable/apps
 	${INSTALL_DATA} ${WRKSRC}/Resources/Images/Faustlive.xpm ${STAGEDIR}${PREFIX}/share/pixmaps
 
 .include <bsd.port.mk>
diff --git a/audio/faustlive/files/patch-Build_FaustLive.pro b/audio/faustlive/files/patch-Build_FaustLive.pro
new file mode 100644
index 000000000000..f1e827ea3e64
--- /dev/null
+++ b/audio/faustlive/files/patch-Build_FaustLive.pro
@@ -0,0 +1,13 @@
+-- add C++17 required by Qt6
+
+--- Build/FaustLive.pro.orig	2026-07-31 18:50:05 UTC
++++ Build/FaustLive.pro
+@@ -37,6 +37,8 @@ CONFIG += exceptions rtti # c++11
+ 
+ CONFIG += exceptions rtti # c++11
+ 
++CONFIG += c++17
++
+ ## QT libraries needed
+ QT += core gui widgets network
+ DEFINES += VERSION=\\\"$$VERSION\\\"