diff --git a/plugins/mezuro/lib/kalibro/entities/module.rb b/plugins/mezuro/lib/kalibro/entities/module.rb
index ce814c6..29e1f4f 100644
--- a/plugins/mezuro/lib/kalibro/entities/module.rb
+++ b/plugins/mezuro/lib/kalibro/entities/module.rb
@@ -2,4 +2,13 @@ class Kalibro::Entities::Module < Kalibro::Entities::Entity
 
   attr_accessor :name, :granularity
 
-end
\ No newline at end of file
+  def ancestor_names
+    path = []
+    ancestors = []
+    @name.split(".").each do |token|
+       path << token
+       ancestors << path.join(".")
+     end
+     ancestors
+  end
+end
diff --git a/plugins/mezuro/test/unit/kalibro/entities/module_test.rb b/plugins/mezuro/test/unit/kalibro/entities/module_test.rb
index 0af90f8..cdf2096 100644
--- a/plugins/mezuro/test/unit/kalibro/entities/module_test.rb
+++ b/plugins/mezuro/test/unit/kalibro/entities/module_test.rb
@@ -17,4 +17,14 @@ class ModuleTest < ActiveSupport::TestCase
     assert_equal @hash, @module.to_hash
   end
 
-end
\ No newline at end of file
+  should 'list ancestor names' do
+    @module.name = "org.kalibro.core"
+    assert_equal ["org", "org.kalibro", "org.kalibro.core"], @module.ancestor_names
+  end
+
+  should 'list ancestor with one name' do
+    @module.name = "org"
+    assert_equal ["org"], @module.ancestor_names
+  end
+ 
+end
--
libgit2 0.21.2