diff --git a/test/test/Rakefile b/test/test/Rakefile
index 19c079b7..f7aa3371 100644
--- a/test/test/Rakefile
+++ b/test/test/Rakefile
@@ -12,7 +12,12 @@ Motion::Project::App.setup do |app|
   app.vendor_project('vendor/code', :static)
 
   app.spec_files.insert(1, *FileList['../../lib/motion/util/version.rb', '../helpers/*.rb'])
-  app.deployment_target = ENV['deployment_target'] if ENV['deployment_target']
+
+  if ENV['deployment_target']
+    app.deployment_target = ENV['deployment_target']
+  else
+    ENV['deployment_target'] = app.deployment_target
+  end
 
   app.archs[app.local_platform] = [ENV['ARCH']] if ENV['ARCH']