diff --git a/labs/config/deploy.osbash b/labs/config/deploy.osbash
index c5a2754b..dbc0fa11 100644
--- a/labs/config/deploy.osbash
+++ b/labs/config/deploy.osbash
@@ -14,7 +14,7 @@
 # Note: shell user name and password are set in preseed.cfg
 VM_SHELL_USER=osbash
 
-# Override disk size in MB (default is 8000 MB, inherited by node VMs)
-# BASE_DISK_SIZE=8000
+# Override disk size in MB (default is 10000 MB, inherited by node VMs)
+# BASE_DISK_SIZE=10000
 
 # vim: set ai ts=4 sw=4 et ft=sh:
diff --git a/labs/lib/osbash/virtualbox-install_base.sh b/labs/lib/osbash/virtualbox-install_base.sh
index effae708..2fc7a85e 100644
--- a/labs/lib/osbash/virtualbox-install_base.sh
+++ b/labs/lib/osbash/virtualbox-install_base.sh
@@ -68,7 +68,7 @@ function vm_install_base {
     ${WBATCH:-:} vm_attach_guestadd-iso "$vm_name"
 
     ${OSBASH:-:} mkdir -pv "$DISK_DIR"
-    create_vdi "$base_build_disk" "${BASE_DISK_SIZE:=8000}"
+    create_vdi "$base_build_disk" "${BASE_DISK_SIZE:=10000}"
     vm_attach_disk "$vm_name" "$base_build_disk"
 
     #---------------------------------------------------------------------------