diff --git a/docker-compose.yml b/docker-compose.yml
index 8a685d6..314ee41 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -15,11 +15,6 @@ services:
     volumes:
       - /tmp/.X11-unix:/tmp/.X11-unix:ro
       - $XDG_RUNTIME_DIR/pulse:/run/user/1000/pulse
-      # /dev/shm must be RW, otherwise webcam (/dev/video0) won't work
-      # mplayer tv:// -tv driver=v4l2:width=640:height=480:device=/dev/video0
-      #   X11 error: BadAccess (attempt to access private resource denied)
-      #   X11 error: BadShmSeg (invalid shared segment parameter)
-      - /dev/shm:/dev/shm
       - data:/home/user
       - $HOME/Downloads:/home/user/Downloads
       - /var/run/cups:/var/run/cups:ro
@@ -28,3 +23,4 @@ services:
       - DISPLAY=unix$DISPLAY
       - PULSE_SERVER=unix:$XDG_RUNTIME_DIR/pulse/native
       - TZ=Europe/Amsterdam
+    shm_size: 4G