diff --git a/README.md b/README.md
index eb66c67..e5e2cda 100644
--- a/README.md
+++ b/README.md
@@ -5,9 +5,11 @@ This is the main repository containing all installation scripts, configuration a
 - **CPU:** 1 processor, 2 cores
 - **Hard Disk:** SCSI, 60 GB
 
+In case you're setting up a VMWare virtual machine, select OS type *Other Linux 3.x kernel 64-bit* and after you create the VM, manually edit the `*.vmx` file using a text editor and set there `mem.hotadd = "FALSE"`. Failing to do so will result in system unable to boot. Other hypervizors don't need this adjustment.
+
 ## Operating system installation
 
-Download **Alpine Virtual 3.7.0 x86_64** from <https://alpinelinux.org/downloads/> and boot from it. At the login prompt, use the root user without password to log in.
+Download **Alpine Virtual 3.8.0 x86_64** from <https://alpinelinux.org/downloads/> and boot from it. At the login prompt, use the root user without password to log in.
 
 ```
 # Set up interfaces (leave the default choices)
diff --git a/alpine.sh b/alpine.sh
index 2876397..a19ec3b 100755
--- a/alpine.sh
+++ b/alpine.sh
@@ -1,13 +1,16 @@
 #!/bin/sh
 
-# Prerequisites
+# Based on
+# https://wiki.alpinelinux.org/wiki/LVM_on_LUKS
+
+# Prerequisites for this script
 # setup-interfaces
 # ifup eth0
 
 # Set up repositories  
 cat <<EOF >/etc/apk/repositories
-http://dl-cdn.alpinelinux.org/alpine/v3.7/main
-http://dl-cdn.alpinelinux.org/alpine/v3.7/community
+http://dl-cdn.alpinelinux.org/alpine/v3.8/main
+http://dl-cdn.alpinelinux.org/alpine/v3.8/community
 #http://dl-cdn.alpinelinux.org/alpine/edge/main
 #http://dl-cdn.alpinelinux.org/alpine/edge/community
 #http://dl-cdn.alpinelinux.org/alpine/edge/testing
@@ -60,7 +63,7 @@ mount -t ext4 /dev/sda1 /mnt/boot
 setup-disk -m sys /mnt
 
 # Update boot-time volume information
-BOOT_UUID=$(blkid /dev/sda1 | awk '{print $2}' | tr -d '"')
+BOOT_UUID=$(blkid /dev/sda1 | cut -d' ' -f2 | tr -d '"')
 cat <<EOF >/mnt/etc/fstab
 /dev/vg0/root                               /       ext4    rw,noatime,data=ordered   0   1
 ${BOOT_UUID}   /boot   ext4    rw,noatime,data=ordered   0   2
@@ -72,7 +75,7 @@ echo "system /dev/sda2 none luks" >/mnt/etc/crypttab
 sed -i 's/lvm/lvm cryptsetup/' /mnt/etc/mkinitfs/mkinitfs.conf
 mkinitfs -c /mnt/etc/mkinitfs/mkinitfs.conf -b /mnt $(ls /mnt/lib/modules)
 
-# Update extlinux
+# Update extlinux (ignore the errors)
 sed -i 's/rootfstype=ext4/rootfstype=ext4 cryptroot=\/dev\/sda2 cryptdm=system/' /mnt/etc/update-extlinux.conf
 chroot /mnt update-extlinux
 
diff --git a/basic/Dockerfile b/basic/Dockerfile
index 1019df7..31326e7 100644
--- a/basic/Dockerfile
+++ b/basic/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.7
+FROM alpine:3.8
 MAINTAINER Disassembler <disassembler@dasm.cz>
 
 RUN \
diff --git a/postgres/Dockerfile b/postgres/Dockerfile
index ee8d583..c58c97e 100644
--- a/postgres/Dockerfile
+++ b/postgres/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.7
+FROM alpine:3.8
 MAINTAINER Disassembler <disassembler@dasm.cz>
 
 RUN \
diff --git a/rabbitmq/Dockerfile b/rabbitmq/Dockerfile
index 2522079..a364cbf 100644
--- a/rabbitmq/Dockerfile
+++ b/rabbitmq/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.7
+FROM alpine:3.8
 MAINTAINER Disassembler <disassembler@dasm.cz>
 
 RUN \
diff --git a/redis/Dockerfile b/redis/Dockerfile
index 25b2206..0d6a3d9 100644
--- a/redis/Dockerfile
+++ b/redis/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.7
+FROM alpine:3.8
 MAINTAINER Disassembler <disassembler@dasm.cz>
 
 RUN \