diff --git a/Dockerfile b/Dockerfile
index 0338020..d1feb4f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -179,7 +179,7 @@
 # sound driver and GTK library
 # If you want to use sounds on docker, try `pulseaudio --start`
 RUN apt-get update && apt-get install -y --no-install-recommends \
-      alsa pulseaudio libgtk2.0-0 lightdm && \
+      alsa pulseaudio libgtk2.0-0 && \
     rm -rf /var/lib/apt/lists/*
 
 # novnc
@@ -187,8 +187,7 @@
 RUN wget https://github.com/novnc/noVNC/archive/v1.2.0.zip && \
   unzip -q v1.2.0.zip && \
   rm -rf v1.2.0.zip && \
-  git clone https://github.com/novnc/websockify /noVNC-1.2.0/utils/websockify && \
-  sudo dpkg-reconfigure lightdm
+  git clone https://github.com/novnc/websockify /noVNC-1.2.0/utils/websockify
 # Xorg segfault error
 # dbus-core: error connecting to system bus: org.freedesktop.DBus.Error.FileNotFound (Failed to connect to socket /var/run/dbus/system_bus_socket: No such file or directory)
 # related? https://github.com/Microsoft/WSL/issues/2016