diff --git a/srcpkgs/xpra/patches/setup.patch b/srcpkgs/xpra/patches/setup.patch
new file mode 100644
index 00000000000..39e06365462
--- /dev/null
+++ b/srcpkgs/xpra/patches/setup.patch
@@ -0,0 +1,42 @@
+Make sure the build script pulls the right CFLAGS and prevent -Werror. In
+addition, remove a stray CUDA README that is only supposed to installed when
+CUDA is actually available.
+
+--- ./setup.py
++++ ./setup.py
+@@ -710,7 +710,7 @@
+     #we have to add the python cflags:
+     if not (is_Fedora() or is_Debian() or is_CentOS() or is_RedHat() or is_AlmaLinux() or is_RockyLinux() or is_OracleLinux() or is_openSUSE()):
+         import sysconfig
+-        for cflag in shlex.split(sysconfig.get_config_var('CFLAGS') or ''):
++        for cflag in shlex.split(sysconfig.get_config_var('BUILD_CFLAGS') or ''):
+             add_to_keywords(kw, 'extra_compile_args', cflag)
+ 
+     def add_tokens(s, add_to="extra_link_args"):
+@@ -769,7 +769,7 @@
+             #as of Cython 0.26 + clang 4.0. Other version combinations may require
+             #(un)commenting other switches.
+             if not hascflag("-Wno-error"):
+-                addcflags("-Werror")
++                addcflags("-Wno-error")
+             addcflags(
+                 "-Wno-deprecated-register",
+                 "-Wno-unused-command-line-argument",
+@@ -783,7 +783,7 @@
+                 )
+         else:
+             if not hascflag("-Wno-error"):
+-                addcflags("-Werror")
++                addcflags("-Wno-error")
+             if NETBSD:
+                 #see: http://trac.cython.org/ticket/395
+                 addcflags("-fno-strict-aliasing")
+@@ -2213,8 +2213,6 @@
+         if nvjpeg_encoder_ENABLED or nvjpeg_decoder_ENABLED:
+             add_data_files("", glob.glob(f"{CUDA_BIN_DIR}/nvjpeg64*dll"))
+ 
+-add_data_files(CUDA_BIN, ["fs/share/xpra/cuda/README.md"])
+-
+ tace(nvenc_ENABLED, "xpra.codecs.nvenc.encoder", "nvenc")
+ 
+ toggle_packages(argb_ENABLED, "xpra.codecs.argb")
diff --git a/srcpkgs/xpra/template b/srcpkgs/xpra/template
index c63eed77fe0..71b7fab2f46 100644
--- a/srcpkgs/xpra/template
+++ b/srcpkgs/xpra/template
@@ -1,9 +1,10 @@
 # Template file for 'xpra'
 pkgname=xpra
-version=4.4.2
+version=4.4.3
 revision=1
 build_style=python3-module
-make_install_args="$(vopt_with docs)"
+make_build_args="--without-cuda_kernels --without-cuda_rebuild"
+make_install_args="$(vopt_with docs) ${make_build_args}"
 hostmakedepends="pkg-config python3-Cython $(vopt_if docs pandoc)"
 makedepends="ffmpeg-devel libXcomposite-devel libXrandr-devel libXtst-devel
  libvpx-devel libwebp-devel libxkbfile-devel python3-gobject-devel x264-devel
@@ -17,7 +18,7 @@ license="GPL-2.0-or-later"
 homepage="https://xpra.org/"
 changelog="https://raw.githubusercontent.com/Xpra-org/xpra/master/docs/CHANGELOG.md"
 distfiles="https://github.com/Xpra-org/xpra/archive/v${version}.tar.gz"
-checksum=19555b8e89f4304023e7ad6d0e342038f0e06bd37824144dff32c32ed8544cca
+checksum=fc394c5b346791cc941c8917bbdd44bb26be76a021e497fa6f661e62cc4dd57a
 conf_files="/etc/xpra/xpra.conf /etc/xpra/xorg.conf /etc/xpra/conf.d/*"
 # Tests don't run properly without package installed
 make_check=no
@@ -40,11 +41,6 @@ if [ -z "$CROSS_BUILD" ]; then
 	esac
 fi
 
-post_patch() {
-	vsed -i setup.py -e 's/-Werror/-Wno-error/g' \
-		-e "/sysconfig.get_config_var/s/'CFLAGS'/'BUILD_CFLAGS'/"
-}
-
 post_install() {
 	vsed -e "s:${DESTDIR/\/\//\/}::" -i ${DESTDIR}/etc/xpra/conf.d/55_server_x11.conf
 	rm -rf ${DESTDIR}/etc/init.d