diff --git a/audio/fluidsynth/Makefile b/audio/fluidsynth/Makefile
index a7abb6306e4c..cf6e12b3393e 100644
--- a/audio/fluidsynth/Makefile
+++ b/audio/fluidsynth/Makefile
@@ -1,67 +1,67 @@
 PORTNAME=	fluidsynth
 DISTVERSIONPREFIX=	v
-DISTVERSION=	2.4.7
+DISTVERSION=	2.5.0
 CATEGORIES=	audio
 
 MAINTAINER=	multimedia@FreeBSD.org
 COMMENT=	Real-time software synthesizer based on the SoundFont 2 specifications
 WWW=		https://www.fluidsynth.org/
 
 LICENSE=	LGPL21
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
-USES=		cmake cpe gnome pkgconfig
-USE_GNOME=	glib20
+BUILD_DEPENDS=	gcem>0:devel/gcem
+
+USES=		cmake compiler:c++17-lang cpe pathfix pkgconfig
 USE_LDCONFIG=	yes
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	FluidSynth
 
+CMAKE_OFF=	enable-libinstpatch
 CMAKE_ON=	CMAKE_DISABLE_FIND_PACKAGE_Doxygen \
 		CMAKE_DISABLE_FIND_PACKAGE_Git
+CMAKE_ARGS=	-Dosal=cpp11
 
-OPTIONS_DEFINE=		ALSA DBUS INSTPATCH JACK LADSPA PIPEWIRE PORTAUDIO \
+OPTIONS_DEFINE=		ALSA DBUS JACK LADSPA PIPEWIRE PORTAUDIO \
 			PULSEAUDIO READLINE SDL SNDFILE
 OPTIONS_DEFAULT=	JACK READLINE
 
 INSTPATCH_DESC=		Digital sample-based MIDI instrument files support
 SDL3_DESC=		Simple Direct Media Layer 3 support
 SNDFILE_DESC=		Support for SF3 files via libsndfile
 
 ALSA_LIB_DEPENDS=	libasound.so:audio/alsa-lib
 ALSA_CMAKE_BOOL=	enable-alsa
 
 DBUS_LIB_DEPENDS=	libdbus-1.so:devel/dbus
 DBUS_CMAKE_BOOL=	enable-dbus
 
-INSTPATCH_LIB_DEPENDS=	libinstpatch-1.0.so:audio/libinstpatch
-INSTPATCH_CMAKE_BOOL=	enable-libinstpatch
-
 JACK_LIB_DEPENDS=	libjack.so:audio/jack
 JACK_CMAKE_BOOL=	enable-jack
 
 LADSPA_BUILD_DEPENDS=	${LOCALBASE}/include/ladspa.h:audio/ladspa
 LADSPA_RUN_DEPENDS=	${LOCALBASE}/include/ladspa.h:audio/ladspa
 LADSPA_USES=		localbase
 LADSPA_CMAKE_BOOL=	enable-ladspa
 
 PIPEWIRE_LIB_DEPENDS=	libpipewire-0.3.so:multimedia/pipewire
 PIPEWIRE_CMAKE_BOOL=	enable-pipewire
 
 PORTAUDIO_LIB_DEPENDS=	libportaudio.so:audio/portaudio
 PORTAUDIO_CMAKE_BOOL=	enable-portaudio
 
 PULSEAUDIO_LIB_DEPENDS=	libpulse.so:audio/pulseaudio
 PULSEAUDIO_CMAKE_BOOL=	enable-pulseaudio
 
 READLINE_USES=		readline
 READLINE_CMAKE_BOOL=	enable-readline
 
 SDL_USES=		sdl
 SDL_USE=		SDL=sdl3
 SDL_CMAKE_BOOL=		enable-sdl3
 
 SNDFILE_LIB_DEPENDS=	libsndfile.so:audio/libsndfile
 SNDFILE_CMAKE_BOOL=	enable-libsndfile
 
 .include <bsd.port.mk>
diff --git a/audio/fluidsynth/distinfo b/audio/fluidsynth/distinfo
index c15cdaebd326..5e22ec771aec 100644
--- a/audio/fluidsynth/distinfo
+++ b/audio/fluidsynth/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1755464084
-SHA256 (FluidSynth-fluidsynth-v2.4.7_GH0.tar.gz) = 7fb0e328c66a24161049e2b9e27c3b6e51a6904b31b1a647f73cc1f322523e88
-SIZE (FluidSynth-fluidsynth-v2.4.7_GH0.tar.gz) = 1797138
+TIMESTAMP = 1759889230
+SHA256 (FluidSynth-fluidsynth-v2.5.0_GH0.tar.gz) = e4ae831ce02f38b5594ab4dacb11c1a4067ca65ea183523655ebdc9c1b2b92a1
+SIZE (FluidSynth-fluidsynth-v2.5.0_GH0.tar.gz) = 1840735
diff --git a/audio/fluidsynth/pkg-plist b/audio/fluidsynth/pkg-plist
index 86c47ec7991c..0be151739a97 100644
--- a/audio/fluidsynth/pkg-plist
+++ b/audio/fluidsynth/pkg-plist
@@ -1,28 +1,28 @@
 bin/fluidsynth
 include/fluidsynth.h
 include/fluidsynth/audio.h
 include/fluidsynth/event.h
 include/fluidsynth/gen.h
 include/fluidsynth/ladspa.h
 include/fluidsynth/log.h
 include/fluidsynth/midi.h
 include/fluidsynth/misc.h
 include/fluidsynth/mod.h
 include/fluidsynth/seq.h
 include/fluidsynth/seqbind.h
 include/fluidsynth/settings.h
 include/fluidsynth/sfont.h
 include/fluidsynth/shell.h
 include/fluidsynth/synth.h
 include/fluidsynth/types.h
 include/fluidsynth/version.h
 include/fluidsynth/voice.h
+lib/cmake/fluidsynth/FluidSynth-shared-targets-%%CMAKE_BUILD_TYPE%%.cmake
+lib/cmake/fluidsynth/FluidSynth-shared-targets.cmake
 lib/cmake/fluidsynth/FluidSynthConfig.cmake
 lib/cmake/fluidsynth/FluidSynthConfigVersion.cmake
-lib/cmake/fluidsynth/FluidSynthTargets-%%CMAKE_BUILD_TYPE%%.cmake
-lib/cmake/fluidsynth/FluidSynthTargets.cmake
 lib/libfluidsynth.so
 lib/libfluidsynth.so.3
-lib/libfluidsynth.so.3.3.7
+lib/libfluidsynth.so.3.4.0
 libdata/pkgconfig/fluidsynth.pc
 share/man/man1/fluidsynth.1.gz