diff --git a/source/import_documentation/install-sib-server.rst b/source/import_documentation/install-sib-server.rst
index e7ec1322783c286c1b8acc8bbcd7ec4144bac231..e640d44fe373c4e6c4ba2b2ec663d5acc13c6cd3 100644
--- a/source/import_documentation/install-sib-server.rst
+++ b/source/import_documentation/install-sib-server.rst
@@ -1,9 +1,8 @@
-***************************
 How to install a SIB server
-****************************
+############################
 
 Requirements
-############
+============
 
 The SIB server requires:
 
@@ -12,7 +11,7 @@ The SIB server requires:
 
 
 Initiate the server
-###################
+===================
 
 From a fresh environment, get the last version of the sib-manager:
 
@@ -32,7 +31,7 @@ Create a project structure from a production template:
 For a development server remove the --production flag.
 
 Configure your LDP packages
-############################
+============================
 
 The configuration of the packages goes in packages.yml file in the ldppackages section. Those following ones are given as an example. Yours depend on what your app does.
 
@@ -48,7 +47,7 @@ The configuration of the packages goes in packages.yml file in the ldppackages s
 Details about packages.yml format are given in the template file.
 
 Configure your server parameters
-#################################
+===============================
 
 The packages.yml files is also use to provide parameters to the server itself.
 Configure the server parameters in the packages.yml:
@@ -84,7 +83,7 @@ This configuration works for a local development server but for a production ins
 
 
 Launch the installation
-#######################
+========================
 
 Install/update the project:
 
@@ -95,7 +94,7 @@ Install/update the project:
 
 
 Launch the server
-##################
+==================
 
 Run the server in development:
 
@@ -113,7 +112,7 @@ To launch the server in production:
 
 
 Tips & tricks
-##############
+================
 
 Activate debug mode
 To activate the debug mode (default in development) you can override manually the `DEBUG` variable in the settings.py
diff --git a/source/import_documentation/server-architecture.rst b/source/import_documentation/server-architecture.rst
index f45b82a6b739fe4b82e5d5d7f861932ce8cc1621..21d7304e35f3647aa21ad4f513178cc89b06ca85 100644
--- a/source/import_documentation/server-architecture.rst
+++ b/source/import_documentation/server-architecture.rst
@@ -1,9 +1,8 @@
-********************
 Server Architecture
-**************************
+###################
 
 DjangoLDP server
-################
+===============
 
 Before deploying any SIB applications you will need SIB servers able to provide all capabilities your application relies on.