diff --git a/builder/dockerfile.debian_buster.barebones.deb.test b/builder/dockerfile.debian_buster.barebones.deb.test
index f219d8b..a7d7218 100644
--- a/builder/dockerfile.debian_buster.barebones.deb.test
+++ b/builder/dockerfile.debian_buster.barebones.deb.test
@@ -3,10 +3,15 @@ FROM debian:buster-slim
 ARG KASMVNC_PACKAGE_DIR
 COPY $KASMVNC_PACKAGE_DIR/kasmvncserver_*.deb /tmp
 RUN apt-get update && dpkg -i /tmp/*.deb; apt-get -yf install
-RUN apt-get update && apt-get -y install x11-xserver-utils xterm twm
+RUN apt-get update && apt-get -y install xterm
+# RUN apt-get update && apt-get -y install x11-xserver-utils xterm twm
 
-RUN useradd -m docker && addgroup docker ssl-cert
+RUN useradd -m foo && addgroup foo ssl-cert
 
-USER docker
+USER foo
+
+RUN mkdir ~/.vnc && echo '/usr/bin/xterm &' >> ~/.vnc/xstartup && \
+  chmod +x ~/.vnc/xstartup
+RUN echo bar | kasmvncpasswd -f > $HOME/.kasmpasswd && chmod 0600 $HOME/.kasmpasswd
 
 ENTRYPOINT bash -c "vncserver :1 -interface 0.0.0.0 && vncserver -kill :1 && vncserver :1 -depth 24 -geometry 1280x1050 -websocketPort 8443 -cert /etc/ssl/certs/ssl-cert-snakeoil.pem -key /etc/ssl/private/ssl-cert-snakeoil.key -sslOnly -FrameRate=24 -interface 0.0.0.0 -httpd /usr/share/kasmvnc/www && tail -f $HOME/.vnc/*.log "