diff --git a/ds-build/Vagrantfile b/ds-build/Vagrantfile
index 7e3a805..7b0c5a0 100644
--- a/ds-build/Vagrantfile
+++ b/ds-build/Vagrantfile
@@ -6,10 +6,19 @@ Dir.chdir ".."
 
 VAGRANTFILE_API_VERSION = "2" # Vagrantfile API/syntax version. Don't touch unless you know what you're doing!
 
+unless Vagrant.has_plugin?("vagrant-berkshelf") 
+  raise "The needed plugin vagrant-berkshelf is not available.  
+         Install it by calling 'vagrant plugin install vagrant-berkshelf'."     
+end
+
 Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
   # Settings for all vms
   config.berkshelf.enabled = true
 
+  if Vagrant.has_plugin?("vagrant-cachier")     
+    config.cache.scope = :box   
+  end
+
   # Handle local proxy settings
   if Vagrant.has_plugin?("vagrant-proxyconf")
     if ENV["http_proxy"]
diff --git a/split/Vagrantfile b/split/Vagrantfile
index a84a375..a6f7022 100644
--- a/split/Vagrantfile
+++ b/split/Vagrantfile
@@ -6,10 +6,19 @@ Dir.chdir ".."
 
 VAGRANTFILE_API_VERSION = "2" # Vagrantfile API/syntax version. Don't touch unless you know what you're doing!
 
+unless Vagrant.has_plugin?("vagrant-berkshelf")
+  raise "The needed plugin vagrant-berkshelf is not available.
+         Install it by calling 'vagrant plugin install vagrant-berkshelf'."
+end
+
 Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
   # Settings for all vms
   config.berkshelf.enabled = true
 
+  if Vagrant.has_plugin?("vagrant-cachier")
+    config.cache.scope = :box
+  end
+
   # Handle local proxy settings
   if Vagrant.has_plugin?("vagrant-proxyconf")
     if ENV["http_proxy"]