diff --git a/audio/kmix/Makefile b/audio/kmix/Makefile
index f74c773efbd9..73b092b2417b 100644
--- a/audio/kmix/Makefile
+++ b/audio/kmix/Makefile
@@ -1,39 +1,40 @@
 PORTNAME=	kmix
 DISTVERSION=	${KDE_APPLICATIONS_VERSION}
+PORTREVISION=	1
 CATEGORIES=	audio kde kde-applications
 
 MAINTAINER=	kde@FreeBSD.org
 COMMENT=	Sound mixer for KDE
 WWW=		https://www.kde.org/applications/multimedia/kmix/
 
 LICENSE=	GPLv2
 
 LIB_DEPENDS=	libasound.so:audio/alsa-lib
 
 USES=		cmake compiler:c++11-lang gettext kde:5 qt:5 tar:xz xorg
 USE_KDE=	auth codecs config configwidgets coreaddons dbusaddons \
 		emoticons globalaccel i18n iconthemes init itemmodels \
 		itemviews kcmutils kdelibs4support notifications package \
 		plasma-framework service solid widgetsaddons windowsystem xmlgui \
 		ecm:build
 USE_QT=		core dbus gui widgets xml \
 		buildtools:build qmake:build
 USE_XORG=	x11
 
 # we want the KF5 version of kmix
 CMAKE_ARGS=	-DKMIX_KF5_BUILD:BOOL=TRUE
 
 OPTIONS_DEFINE=	PULSEAUDIO DOCS
 # TODO: readd ALSA option
 #
 # ALSA_LIB_DEPENDS=	libasound.so:audio/alsa-lib
 # ALSA_EXTRA_PATCHES_OFF=	${FILESDIR}/extrapatch-no_alsa
 
 PULSEAUDIO_LIB_DEPENDS=	libcanberra.so:audio/libcanberra \
 			libpulse.so:audio/pulseaudio
 PULSEAUDIO_USES=	gnome
 PULSEAUDIO_USE=		GNOME=glib20
 PULSEAUDIO_CMAKE_BOOL_OFF=	CMAKE_DISABLE_FIND_PACKAGE_Canberra \
 				CMAKE_DISABLE_FIND_PACKAGE_PulseAudio
 
 .include <bsd.port.mk>
diff --git a/audio/kmix/files/patch-CMakeLists.txt b/audio/kmix/files/patch-CMakeLists.txt
new file mode 100644
index 000000000000..e1ea15bb1724
--- /dev/null
+++ b/audio/kmix/files/patch-CMakeLists.txt
@@ -0,0 +1,16 @@
+The OSS4 backend doesn't currently work on FreeBSD. Use the OSS3 backend
+as a fallback instead.
+
+PR: 273476
+
+--- CMakeLists.txt.orig	2024-01-09 20:14:13 UTC
++++ CMakeLists.txt
+@@ -126,7 +126,7 @@ if (HAVE_SOUNDCARD_H OR HAVE_SYS_SOUNDCARD_H)
+ 
+   if (${TEST_COMPILE_RESULT} AND (${TEST_RUN_RESULT} EQUAL 0))
+     message(STATUS "Detected OSS version ${TEST_RESULT_VERSION}")
+-    if (${TEST_RESULT_VERSION} GREATER_EQUAL 0x040000)
++    if (${TEST_RESULT_VERSION} GREATER_EQUAL 0x040000 AND NOT CMAKE_SYSTEM_NAME STREQUAL "FreeBSD")
+       message(STATUS "Building with OSS 4 support")
+       set(HAVE_OSS_4 true)
+       add_definitions(-DHAVE_OSS_4)