--- a/src/source/howto-skin.rst	Tue Jun 05 11:45:54 2018 +0200
+++ b/src/source/howto-skin.rst	Tue Jun 05 11:50:24 2018 +0200
@@ -35,6 +35,7 @@
 ----------------------------------
 
 Build a new interface inherit from `ICustomLayer`
+
 .. code-block:: python
 
     class ICustomLayer(ICustomLayer):
@@ -43,6 +44,7 @@
 Define an utility providing ISkin with the custom label and the layer interface
 
 .. code-block:: python
+
     @utility_config(name='Custom skin', provides=ISkin)
     class CustomSkin(object):
         """custom root skin"""
@@ -64,6 +66,7 @@
         mycms.need()
 
 .. note::
+
     In the ZMI website you can now change the default graphical theme by you custom skin
 
     .. image:: _static/select_skin.png