diff --git a/xubuntu-read-only-filesystem.txt b/xubuntu-read-only-filesystem.txt
index 8ac4231..62e3ddf 100644
--- a/xubuntu-read-only-filesystem.txt
+++ b/xubuntu-read-only-filesystem.txt
@@ -11,12 +11,6 @@ Xubuntu 16.04 with read only root filesystem for SSD disk
 
 * install xubuntu 16.04 in /dev/sdc1.
 
-* mkdir -p /var/mounts/sda2 ; chmod 755 /var/mounts/sda2
-
-* mkdir -p /var/mounts/ro ; chmod 755 /var/mounts/ro
-
-* mkdir -p /var/mounts/rw ; chmod 755 /var/mounts/rw
-
 * mount /dev/sda2 /mnt
 
 * mkdir /mnt/tmp ; chmod 1777 /mnt/tmp
@@ -48,8 +42,15 @@ Xubuntu 16.04 with read only root filesystem for SSD disk
         start)
             echo "Starting read only filesystem."
 
-            mount -t tmpfs -o size=1M tmpfs /var/mounts/rw
-            mount -t aufs -o br=/var/mounts/rw=rw:/var/mounts/ro=ro -o udba=reval none /media
+            mkdir -p /var/mounts/sda2
+            mkdir -p /var/mounts/mediaro
+            mkdir -p /var/mounts/mediarw
+            chmod 755 /var/mounts/sda2
+            chmod 755 /var/mounts/mediaro
+            chmod 755 /var/mounts/mediarw
+
+            mount -t tmpfs -o size=1M tmpfs /var/mounts/mediarw
+            mount -t aufs -o br=/var/mounts/mediarw=rw:/var/mounts/mediaro=ro -o udba=reval none /media
             chmod 0755 /media
 
             mount -o noatime /dev/sda2 /var/mounts/sda2