diff --git a/run.sh b/run.sh
index e3309bc..0f3b27e 100644
--- a/run.sh
+++ b/run.sh
@@ -9,15 +9,16 @@
 
 # 1. launch X server
 sudo Xorg :0 &
-sleep 2  # wait for the server gets ready
+sleep 1  # wait for the server gets ready
 
 # 2. start x11 and vnc connection
 sudo x11vnc -display :0 -passwd pass -forever -rfbport 5900 --verbose &
 sleep 2  # wait for the server gets ready
 
 # 2.5 start audio
-sudo pulseaudio --start
-sleep 2
+# this is not required.
+# sudo pulseaudio --start
+# sleep 2
 
 # 3. start noVNC
 sudo /noVNC-1.1.0/utils/launch.sh --vnc localhost:5900 --listen 8081 &
diff --git a/server.sh b/server.sh
index 08e8db2..6421b99 100644
--- a/server.sh
+++ b/server.sh
@@ -1,10 +1,11 @@
+#!/bin/bash
 docker build -t sim .
-
 docker run --privileged -it --rm --gpus all \
   -v $HOME/lgsvlsimulator-linux64-2019.11:/lg \
-  -v $HOME/container-unity3d:/root/.config/unity3d \
+  -v $HOME/container-unity3d-2:/home/autoware/.config/unity3d:rw \
   -p 8081:8081 \
   -p 8082:8082 \
+  -e USER_ID=$(id -u) \
   --name sim sim
 
 # 8081: noVNC port
diff --git a/xorg.conf b/xorg.conf
deleted file mode 100644
index f8eea6c..0000000
--- a/xorg.conf
+++ /dev/null
@@ -1,59 +0,0 @@
-# nvidia-xconfig: X configuration file generated by nvidia-xconfig
-# nvidia-xconfig:  version 410.104
-
-Section "ServerLayout"
-    Identifier     "Layout0"
-    Screen      0  "Screen0"
-    InputDevice    "Keyboard0" "CoreKeyboard"
-    InputDevice    "Mouse0" "CorePointer"
-EndSection
-
-Section "Files"
-EndSection
-
-Section "InputDevice"
-
-    # generated from default
-    Identifier     "Mouse0"
-    Driver         "mouse"
-    Option         "Protocol" "auto"
-    Option         "Device" "/dev/mouse"
-    Option         "Emulate3Buttons" "no"
-    Option         "ZAxisMapping" "4 5"
-EndSection
-
-Section "InputDevice"
-
-    # generated from default
-    Identifier     "Keyboard0"
-    Driver         "kbd"
-EndSection
-
-Section "Monitor"
-    Identifier     "Monitor0"
-    VendorName     "Unknown"
-    ModelName      "Unknown"
-    HorizSync       28.0 - 33.0
-    VertRefresh     43.0 - 72.0
-    Option         "DPMS"
-EndSection
-
-Section "Device"
-    Identifier     "Device0"
-    Driver         "nvidia"
-    VendorName     "NVIDIA Corporation"
-    BoardName      "Tesla T4"
-    BusID          "PCI:0:4:0"
-EndSection
-
-Section "Screen"
-    Identifier     "Screen0"
-    Device         "Device0"
-    Monitor        "Monitor0"
-    DefaultDepth    24
-    Option         "AllowEmptyInitialConfiguration" "True"
-    SubSection     "Display"
-        Virtual     1280 1024
-        Depth       24
-    EndSubSection
-EndSection