diff --git a/test/generators/simple_form_generator_test.rb b/test/generators/simple_form_generator_test.rb
index cc9c28e9..c522346a 100644
--- a/test/generators/simple_form_generator_test.rb
+++ b/test/generators/simple_form_generator_test.rb
@@ -4,6 +4,7 @@ class SimpleFormGeneratorTest < Rails::Generators::TestCase
   tests SimpleForm::Generators::InstallGenerator
   destination File.expand_path('../../tmp', __FILE__)
   setup :prepare_destination
+  teardown { rm_rf(destination_root) }
 
   test 'generates example locale file' do
     run_generator
@@ -26,4 +27,4 @@ class SimpleFormGeneratorTest < Rails::Generators::TestCase
       assert_file "lib/templates/#{engine}/scaffold/_form.html.#{engine}"
     end
   end
-end
\ No newline at end of file
+end