diff --git a/x11-wm/picom/Makefile b/x11-wm/picom/Makefile
index f503a145e964..82bf56abbe05 100644
--- a/x11-wm/picom/Makefile
+++ b/x11-wm/picom/Makefile
@@ -1,77 +1,77 @@
 PORTNAME=	picom
 DISTVERSIONPREFIX=	v
-DISTVERSION=	12.2
+DISTVERSION=	12.3
 CATEGORIES=	x11-wm
 
 MAINTAINER=	yukiteruamano@volfread.xyz
 COMMENT=	Lightweight X11 compositor
 WWW=		https://github.com/yshui/picom
 
 LICENSE=	MIT MPL20
 LICENSE_COMB=	multi
 LICENSE_FILE_MIT=	${WRKSRC}/LICENSES/MIT
 
 BUILD_DEPENDS=	${LOCALBASE}/include/uthash.h:devel/uthash
 LIB_DEPENDS=	libev.so:devel/libev \
 		libxcb-image.so:x11/xcb-util-image \
 		libxcb-render-util.so:x11/xcb-util-renderutil \
 		libxcb-util.so:x11/xcb-util
 RUN_DEPENDS=	xprop:x11/xprop \
 		xwininfo:x11/xwininfo
 
 USES=		compiler:c11 desktop-file-utils localbase meson pkgconfig xorg
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	yshui
 GH_PROJECT=	picom
 
 USE_XORG=	pixman x11 xcb xext
 
 MESON_ARGS=	-Dcompton=false -Dunittest=true
 TEST_TARGET=	test
 PLIST_FILES=	bin/${PORTNAME} \
 		bin/${PORTNAME}-inspect \
 		bin/${PORTNAME}-trans \
 		"@sample etc/xdg/${PORTNAME}.conf.sample" \
 		etc/xdg/autostart/${PORTNAME}.desktop \
 		libdata/pkgconfig/${PORTNAME}-api.pc \
 		share/applications/${PORTNAME}.desktop
 
 OPTIONS_DEFINE=		CONFIG DBUS DOCS DRM OPENGL PCRE
 OPTIONS_DEFAULT=	CONFIG DBUS OPENGL PCRE
 
 CONFIG_DESC=	Configuration file parsing support
 DRM_DESC=	DRM VSync fallback (deprecated)
 
 CONFIG_LIB_DEPENDS=	libconfig.so:devel/libconfig
 
 DBUS_LIB_DEPENDS=	libdbus-1.so:devel/dbus
 DBUS_MESON_TRUE=	dbus
 
 DOCS_BUILD_DEPENDS=	a2x:textproc/asciidoc \
 			asciidoctor:textproc/rubygem-asciidoctor
 DOCS_MESON_TRUE=	with_docs
 DOCS_PLIST_FILES=	share/man/man1/${PORTNAME}-inspect.1.gz \
 			share/man/man1/${PORTNAME}-trans.1.gz \
 			share/man/man1/${PORTNAME}.1.gz
 
 DRM_LIB_DEPENDS=	libdrm.so:graphics/libdrm
 DRM_MESON_TRUE=		vsync_drm
 
 OPENGL_LIB_DEPENDS=	libepoxy.so:graphics/libepoxy
 OPENGL_MESON_TRUE=	opengl
 
 PCRE_LIB_DEPENDS=	libpcre2-8.so:devel/pcre2
 PCRE_MESON_TRUE=	regex
 
 post-patch:
 	@${REINPLACE_CMD} -e 's,/etc,${PREFIX}&,' \
 		${WRKSRC}/man/${PORTNAME}.1.adoc \
 		${WRKSRC}/src/config.c
 
 post-install:
 	${MKDIR} ${STAGEDIR}${PREFIX}/etc/xdg
 	${INSTALL_DATA} ${WRKSRC}/${PORTNAME}.sample.conf \
 		${STAGEDIR}${PREFIX}/etc/xdg/${PORTNAME}.conf.sample
 
 .include <bsd.port.mk>
diff --git a/x11-wm/picom/distinfo b/x11-wm/picom/distinfo
index 627588ab94aa..d2714dc8a7c6 100644
--- a/x11-wm/picom/distinfo
+++ b/x11-wm/picom/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1728619456
-SHA256 (yshui-picom-v12.2_GH0.tar.gz) = c9c24e10ea57d740fc781b47bf5e423ab08216c3056c270a83de35a7f8317a28
-SIZE (yshui-picom-v12.2_GH0.tar.gz) = 673913
+TIMESTAMP = 1728920779
+SHA256 (yshui-picom-v12.3_GH0.tar.gz) = 926142c667c9e5b5205a11b2755fb9ca39c3e696365792d705a45d84e34d7a68
+SIZE (yshui-picom-v12.3_GH0.tar.gz) = 673577
diff --git a/x11-wm/picom/files/patch-meson.build b/x11-wm/picom/files/patch-meson.build
index 786ada675d26..48fce8010054 100644
--- a/x11-wm/picom/files/patch-meson.build
+++ b/x11-wm/picom/files/patch-meson.build
@@ -1,39 +1,39 @@
 # Configure PICOM_VERSION and PICOM_FULL_VERSION
---- meson.build.orig	2024-10-10 12:00:52 UTC
+--- meson.build.orig	2024-10-14 15:45:15 UTC
 +++ meson.build
 @@ -3,33 +3,8 @@ cc = meson.get_compiler('c')
  
  cc = meson.get_compiler('c')
  
 -# use git describe if that's available
 -git = find_program('git', required: false)
 -if git.found()
 -	gitv = run_command('git', 'rev-parse', '--short=7', 'HEAD', check: false)
 -	if gitv.returncode() == 0
 -		commit_hash_short = gitv.stdout().strip()
 -	endif
 -	git_upstream = run_command('git', 'rev-parse', '--abbrev-ref', '--symbolic-full-name', '@{upstream}', check: false)
 -	if git_upstream.returncode() == 0
 -		remote = git_upstream.stdout().strip().split('/')[0]
 -	else
 -		remote = 'origin'
 -	endif
 -	git_repository = run_command('git', 'remote', 'get-url', remote, check: false)
 -	if git_repository.returncode() == 0
 -		repository = git_repository.stdout().strip()
 -	endif
 -endif
 -
 -add_global_arguments('-DPICOM_VERSION="v'+meson.project_version()+'"', language: 'c')
 -if is_variable('repository')
 -	add_global_arguments('-DPICOM_FULL_VERSION="v'+meson.project_version()+' ('+repository+' revision '+commit_hash_short+')"', language: 'c')
 -elif is_variable('commit_hash_short')
 -	add_global_arguments('-DPICOM_FULL_VERSION="v'+meson.project_version()+' (revision '+commit_hash_short+')"', language: 'c')
 -else
 -	add_global_arguments('-DPICOM_FULL_VERSION="v'+meson.project_version()+'"', language: 'c')
 -endif
-+add_global_arguments('-DPICOM_VERSION="v12.2"', language: 'c')
-+add_global_arguments('-DPICOM_FULL_VERSION="v12.2"', language: 'c')
++add_global_arguments('-DPICOM_VERSION="v12.3"', language: 'c')
++add_global_arguments('-DPICOM_FULL_VERSION="v12.3"', language: 'c')
  
  if get_option('buildtype') == 'release'
  	add_global_arguments('-DNDEBUG', language: 'c')