diff --git a/report_py3o/readme/CONFIGURE.rst b/report_py3o/readme/CONFIGURE.rst
index 676813b7..121d5cbb 100644
--- a/report_py3o/readme/CONFIGURE.rst
+++ b/report_py3o/readme/CONFIGURE.rst
@@ -84,7 +84,7 @@ If you want to add a new py3o PDF report (and not replace a native report), the
   </odoo>
 
 Configuration parameters
-------------------------
+~~~~~~~~~~~~~~~~~~~~~~~~
 
 py3o.conversion_command
     The command to be used to run the conversion, ``libreoffice`` by default. If you change this, whatever you set here must accept the parameters ``--headless --convert-to $ext $file`` and put the resulting file into ``$file``'s directory with extension ``$ext``. The command will be started in ``$file``'s directory.
diff --git a/report_py3o/readme/USAGE.rst b/report_py3o/readme/USAGE.rst
index dc78f573..7a4ba59d 100644
--- a/report_py3o/readme/USAGE.rst
+++ b/report_py3o/readme/USAGE.rst
@@ -1,7 +1,7 @@
 The templating language is `extensively documented <http://py3otemplate.readthedocs.io/en/latest/templating.html>`_, the records are exposed in libreoffice as ``objects``, on which you can also call functions.
 
 Available functions and objects
--------------------------------
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 user
     Browse record of current user
@@ -24,6 +24,6 @@ o_format_date(value, lang_code=False, date_format=False)
 
 
 Sample report templates
------------------------
+~~~~~~~~~~~~~~~~~~~~~~~
 
 Sample py3o report templates for the main Odoo native reports (invoice, sale order, purchase order, picking, etc.) are available on the Github project `odoo-py3o-report-templates <https://github.com/akretion/odoo-py3o-report-templates>`_.