diff --git a/windows/migrate.sh b/windows/migrate.sh
index 29fe4d13bf..e584e117e1 100644
--- a/windows/migrate.sh
+++ b/windows/migrate.sh
@@ -1,4 +1,4 @@
 #!/bin/bash
 
 set -o pipefail
-./docker-machine -D create -d virtualbox --virtualbox-import-boot2docker-vm boot2docker-vm default | sed -e '/BEGIN/,/END/d'
+./docker-machine -D create -d virtualbox --virtualbox-memory 2048 --virtualbox-import-boot2docker-vm boot2docker-vm default | sed -e '/BEGIN/,/END/d'