diff --git a/app/models/block.rb b/app/models/block.rb
index 976fb1c..2f74650 100644
--- a/app/models/block.rb
+++ b/app/models/block.rb
@@ -1,5 +1,4 @@
 #It's the class that define the block's content will be displayed on box in a determined web
-require 'bli'
 class Block < ActiveRecord::Base
   include ActionView::Helpers::TagHelper
   belongs_to :box
@@ -16,11 +15,6 @@ class Block < ActiveRecord::Base
     raise _("This is a main class, don't use it")
   end
 
-def bla
-t = Tag.new
-t.bli
-end
-
   # This method always return false excepted when redefined by the MainBlock class. It mean the current block it's not the result of a
   # controller action.
   #
diff --git a/app/models/extended_tag.rb b/app/models/extended_tag.rb
deleted file mode 100644
index 0427675..0000000
--- a/app/models/extended_tag.rb
+++ /dev/null
@@ -1,7 +0,0 @@
-class ExtendedTag < Tag
-
-  def bli
-    'I am bli'
-  end
-
-end
diff --git a/lib/bli.rb b/lib/bli.rb
deleted file mode 100644
index 696dd4a..0000000
--- a/lib/bli.rb
+++ /dev/null
@@ -1,7 +0,0 @@
-class Tag
-
-  def bli
-    'I am bli'
-  end
-
-end
--
libgit2 0.21.2