diff --git a/lib/engines.rb b/lib/engines.rb
index 47886f5..04c22da 100644
--- a/lib/engines.rb
+++ b/lib/engines.rb
@@ -144,7 +144,7 @@ def mirror_files_from(source, destination)
       source_files -= source_dirs
       
       unless source_files.empty?
-        base_target_dir = File.join(destination, File.dirname(source_files.first))
+        base_target_dir = File.join(destination, File.dirname(source_files.first).gsub(source, ''))
         FileUtils.mkdir_p(base_target_dir)
       end
       
diff --git a/test/unit/assets_test.rb b/test/unit/assets_test.rb
index 9cc5d1f..3332c53 100644
--- a/test/unit/assets_test.rb
+++ b/test/unit/assets_test.rb
@@ -24,6 +24,10 @@ def test_public_files_have_been_copied_from_test_assets_plugin
     assert File.exist?(File.join(Engines.public_directory, 'test_assets', 'subfolder', 'file_in_subfolder.txt'))
   end
   
+  def test_engines_has_not_created_duplicated_file_structure
+    assert !File.exists?(File.join(Engines.public_directory, "test_assets", RAILS_ROOT))
+  end
+  
   def test_public_files_have_been_copied_from_test_assets_with_assets_dir_plugin
     Engines::Assets.mirror_files_for Engines.plugins[:test_assets_with_assets_directory]