diff --git a/Dockerfile b/Dockerfile
index 6034beb..c1efbff 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -467,7 +467,7 @@ RUN apt-get update && apt-get install --no-install-recommends -y \
         vainfo \
         intel-gpu-tools \
         radeontop && \
-    if [ "$(grep VERSION_ID= /etc/os-release | cut -d= -f2 | tr -d '\"')" \> "20.04" ]; then apt-get install --no-install-recommends -y xcvt; fi && \
+    if [ "$(grep VERSION_ID= /etc/os-release | cut -d= -f2 | tr -d '\"')" \> "20.04" ]; then apt-get install --no-install-recommends -y xcvt; else apt-get install --no-install-recommends -y mesa-utils-extra; fi && \
     rm -rf /var/lib/apt/lists/* && \
     # Automatically fetch the latest selkies-gstreamer version and install the components
     SELKIES_VERSION="1.5.2" && \
@@ -526,7 +526,7 @@ RUN apt-get update && apt-get install --no-install-recommends -y \
     rm -rf /var/lib/apt/lists/* && \
     groupadd -g 1000 user && \
     useradd -ms /bin/bash user -u 1000 -g 1000 && \
-    usermod -a -G adm,audio,cdrom,dialout,dip,fax,floppy,input,lp,lpadmin,plugdev,pulse-access,scanner,ssl-cert,sudo,tape,tty,video,voice user && \
+    usermod -a -G adm,audio,cdrom,dialout,dip,fax,floppy,input,lp,lpadmin,plugdev,pulse-access,render,scanner,ssl-cert,sudo,tape,tty,video,voice user && \
     echo "user ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers && \
     chown user:user /home/user && \
     echo "user:${PASSWD}" | chpasswd && \
diff --git a/entrypoint.sh b/entrypoint.sh
index 9d915e5..c33d7cc 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -19,7 +19,7 @@ sudo rm -rf /tmp/.X* ~/.cache
 # Change time zone from environment variable
 sudo ln -snf "/usr/share/zoneinfo/$TZ" /etc/localtime && echo "$TZ" | sudo tee /etc/timezone > /dev/null
 # Add Lutris and VirtualGL directories to path
-export PATH="${PATH}:/usr/local/games:/usr/games:/opt/VirtualGL/bin"
+export PATH="${PATH}:/usr/local/games:/usr/games"
 # Add LibreOffice to library path
 export LD_LIBRARY_PATH="/usr/lib/libreoffice/program:${LD_LIBRARY_PATH}"
 
@@ -48,9 +48,8 @@ fi
 
 # Use VirtualGL to run the KDE desktop environment with OpenGL if the GPU is available, otherwise use OpenGL with llvmpipe
 if [ -n "$(nvidia-smi --query-gpu=uuid --format=csv | sed -n 2p)" ]; then
-  export VGL_DISPLAY="${VGL_DISPLAY:-egl}"
   export VGL_REFRESHRATE="$REFRESH"
-  /usr/bin/vglrun +wm /usr/bin/dbus-launch /usr/bin/startplasma-x11 &
+  /usr/bin/vglrun -d "${VGL_DISPLAY:-egl}" +wm /usr/bin/dbus-launch /usr/bin/startplasma-x11 &
 else
   /usr/bin/dbus-launch /usr/bin/startplasma-x11 &
 fi
diff --git a/selkies-gstreamer-entrypoint.sh b/selkies-gstreamer-entrypoint.sh
index 1b306b9..5c889e7 100755
--- a/selkies-gstreamer-entrypoint.sh
+++ b/selkies-gstreamer-entrypoint.sh
@@ -8,7 +8,7 @@
 . /opt/gstreamer/gst-env
 
 # Set default display
-export DISPLAY="${DISPLAY:-:0}"
+export DISPLAY="${DISPLAY:-\:0}"
 
 # Configure joystick interposer
 sudo mkdir -pm755 /dev/input
@@ -24,19 +24,6 @@ echo "Waiting for X socket"
 until [ -S "/tmp/.X11-unix/X${DISPLAY/:/}" ]; do sleep 1; done
 echo "X socket is ready"
 
-# Write Progressive Web App (PWA) configuration
-export PWA_APP_NAME="Selkies WebRTC"
-export PWA_APP_SHORT_NAME="selkies"
-export PWA_START_URL="/index.html"
-sudo sed -i \
-    -e "s|PWA_APP_NAME|${PWA_APP_NAME}|g" \
-    -e "s|PWA_APP_SHORT_NAME|${PWA_APP_SHORT_NAME}|g" \
-    -e "s|PWA_START_URL|${PWA_START_URL}|g" \
-/opt/gst-web/manifest.json && \
-sudo sed -i \
-    -e "s|PWA_CACHE|${PWA_APP_SHORT_NAME}-webrtc-pwa|g" \
-/opt/gst-web/sw.js
-
 # Clear the cache registry
 rm -rf "${HOME}/.cache/gstreamer-1.0"