diff --git a/01-setup.sh b/01-setup.sh
index fef0fc9..2f4c05e 100755
--- a/01-setup.sh
+++ b/01-setup.sh
@@ -5,6 +5,7 @@ proxyurl=           #http://webapps.kvm
 proxyport=          #4000
 domain=             #www.google.com
 eff_email_address=  #eff@eff.com
+mailver=            #latest/stable
 
 # Exit on any error
 set -e
@@ -132,7 +133,7 @@ MYVEMAIL_PORT=${proxyport}
 
 # Optional
 # Version: latest or stable (defaults to latest)
-MYVEMAIL_VERSION=
+MYVEMAIL_VERSION=${mailver}
 
 # Additional mail domains separated by commas
 MYVEMAIL_ADDMX=