diff --git a/CHANGELOG.md b/CHANGELOG.md
index 16e0506..a7d7993 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,7 +6,6 @@
 
 - Add Quantum Mobile Logo
 - Add AiiDA Demos
-- VM image built using Virtualbox 5.2.4
 
 ### Software updates
 
@@ -15,9 +14,14 @@
 - aiida 0.10.1
 - aiida-cp2k 0.7
 
+### Build process
+
+- VM image built using Virtualbox 5.2.4
+- Size of VM image and virtual disk added to install instructions
+
 ## Quantum Mobile v17.11.0
 
-Initial release
+### Initial release
 
 - Operating System: Ubuntu 16.04.3 LTS
 - Tools:
diff --git a/globalconfig.yml b/globalconfig.yml
index 5abb507..232c5c6 100644
--- a/globalconfig.yml
+++ b/globalconfig.yml
@@ -1,6 +1,6 @@
 ---
 # Caution: This file is read by vagrant, ansible and bash
-vm_version: "17.11.0"
+vm_version: "17.12.0"
 vm_name: "Quantum Mobile"
 vm_description: "A Virtual Machine for Computational Materials Science"
 vm_url: "https://github.com/marvel-nccr/marvel-virtualmachine"