diff --git a/Dockerfile b/Dockerfile
index f4bbb34..5e7e99b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,10 +1,27 @@
-FROM ubuntu:18.04
+#FROM ubuntu:18.04
+FROM nvidia/vulkan:1.1.121-cuda-10.1--ubuntu18.04
 
 # Make all NVIDIA GPUS visible, but I want to manually install drivers
 ARG NVIDIA_VISIBLE_DEVICES=all
 # Supress interactive menu while installing keyboard-configuration
 ARG DEBIAN_FRONTEND=noninteractive
 
+RUN sed -i 's#http://archive.ubuntu.com/ubuntu/#mirror://mirrors.ubuntu.com/mirrors.txt#' /etc/apt/sources.list;
+
+# add new sudo user
+ENV USERNAME kbkn
+ENV HOME /home/$USERNAME
+RUN useradd -m $USERNAME && \
+        echo "$USERNAME:$USERNAME" | chpasswd && \
+        usermod --shell /bin/bash $USERNAME && \
+        usermod -aG sudo $USERNAME && \
+        mkdir /etc/sudoers.d && \
+        echo "$USERNAME ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers.d/$USERNAME && \
+        chmod 0440 /etc/sudoers.d/$USERNAME && \
+        # Replace 1000 with your user/group id
+        usermod  --uid 1000 $USERNAME && \
+        groupmod --gid 1000 $USERNAME
+
 # Error constructing proxy for org.gnome.Terminal:/org/gnome/Terminal/Factory0: Failed to execute child process dbus-launch (No such file or directory)
 # fix by setting LANG https://askubuntu.com/questions/608330/problem-with-gnome-terminal-on-gnome-3-12-2
 # to install locales https://stackoverflow.com/questions/39760663/docker-ubuntu-bin-sh-1-locale-gen-not-found
diff --git a/server.sh b/server.sh
index 110d589..b91ed40 100755
--- a/server.sh
+++ b/server.sh
@@ -2,7 +2,7 @@
 docker build -t sim . && \
 # docker run --device=/dev/tty0:rw -it --rm --gpus all \
 docker run --privileged -it --rm --gpus all \
-  -p 8081:8081 \
+  -p 6080:8081 \
   -e RESOLUTION=1920x1080 \
   -e VNCPASS=pass \
   --name sim sim