diff --git a/Dockerfile b/Dockerfile
index 83a59a37..1be8f01b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM ghcr.io/linuxserver/baseimage-rdesktop:jammy
+FROM ghcr.io/linuxserver/baseimage-rdesktop:ubuntunoble
 
 # set version label
 ARG BUILD_DATE
diff --git a/Dockerfile.aarch64 b/Dockerfile.aarch64
index 858c1286..fde110d2 100644
--- a/Dockerfile.aarch64
+++ b/Dockerfile.aarch64
@@ -1,4 +1,4 @@
-FROM ghcr.io/linuxserver/baseimage-rdesktop:arm64v8-jammy
+FROM ghcr.io/linuxserver/baseimage-rdesktop:arm64v8-ubuntunoble
 
 # set version label
 ARG BUILD_DATE
diff --git a/root/defaults/startwm.sh b/root/defaults/startwm.sh
index b49a2af1..0c8540a7 100755
--- a/root/defaults/startwm.sh
+++ b/root/defaults/startwm.sh
@@ -1,10 +1,34 @@
 #!/bin/bash
+
+# Combine env
+/usr/bin/with-contenv /usr/bin/env | sed 's/^/export /g' > /defaults/env.sh
+source /defaults/env.sh
+rm /defaults/env.sh
+
+# Enable Nvidia GPU support if detected
+if which nvidia-smi; then
+  export LIBGL_KOPPER_DRI2=1
+  export MESA_LOADER_DRIVER_OVERRIDE=zink
+  export GALLIUM_DRIVER=zink
+fi
+
+# Start Pulseaudio
 /startpulse.sh &
+
+# Disable compositing
 setterm blank 0
 setterm powerdown 0
-if [ -f "${HOME}"/.config/xfce4/xfconf/xfce-perchannel-xml/xfwm4.xml ]; then
-  sed -i \
-    '/use_compositing/c <property name="use_compositing" type="bool" value="false"/>' \
-    "${HOME}"/.config/xfce4/xfconf/xfce-perchannel-xml/xfwm4.xml
+if [ ! -f "${HOME}"/.config/xfce4/xfconf/xfce-perchannel-xml/xfwm4.xml ]; then
+  mkdir -p "${HOME}"/.config/xfce4/xfconf/xfce-perchannel-xml/
+cat <<EOT >> "${HOME}"/.config/xfce4/xfconf/xfce-perchannel-xml/xfwm4.xml
+<?xml version="1.0" encoding="UTF-8"?>
+<channel name="xfwm4" version="1.0">
+  <property name="general" type="empty">
+    <property name="use_compositing" type="bool" value="false"/>
+  </property>
+</channel>
+EOT
 fi
+
+# Launch DE
 /usr/bin/xfce4-session > /dev/null 2>&1