diff --git a/Boot2Docker.iss b/Boot2Docker.iss
index 1e68931..731fc37 100755
--- a/Boot2Docker.iss
+++ b/Boot2Docker.iss
@@ -2,7 +2,7 @@
 ; SEE THE DOCUMENTATION FOR DETAILS ON CREATING INNO SETUP SCRIPT FILES!
 
 #define MyAppName "Boot2Docker for Windows"
-#define MyAppVersion "1.3.3"
+#define MyAppVersion "1.4.0"
 #define MyAppPublisher "Docker Inc"
 #define MyAppURL "https://docker.com"
 #define MyAppContact "https://docs.docker.com"
@@ -17,7 +17,7 @@
 ; https://www.virtualbox.org/wiki/Downloads
 ; Then, run "VirtualBox-x.x.x-xxx-Win.exe --extract --path ."
 #define virtualBoxCommon ".\VirtualBox\common.cab"
-#define virtualBoxMsi ".\VirtualBox\VirtualBox-4.3.18-r96516-MultiArch_amd64.msi"
+#define virtualBoxMsi ".\VirtualBox\VirtualBox-4.3.20-r96997-MultiArch_amd64.msi"
 
 [Setup]
 ; NOTE: The value of AppId uniquely identifies this application.