diff --git a/source/index-openstack.rst b/source/index-openstack.rst
index 5bdaa6e7..d53593ea 100644
--- a/source/index-openstack.rst
+++ b/source/index-openstack.rst
@@ -1,5 +1,4 @@
-OpenStack* implementation
-#########################
+.. rubric:: OpenStack* implementation
 
 .. toctree::
    :maxdepth: 1
diff --git a/source/index.rst b/source/index.rst
index 97b2a3ba..5987b509 100644
--- a/source/index.rst
+++ b/source/index.rst
@@ -8,37 +8,37 @@ Clear Linux* Project for Intel® Architecture--Documentation
 
 
 Getting started
-================
+***************
 
 .. toctree::
-   :maxdepth: 2
+   :maxdepth: 1
 
    index_gs.rst
 
 
 Software update
-===============
+***************
 
 .. toctree::
-   :maxdepth: 2
+   :maxdepth: 1
 
    index_sw_update.rst
 
 
 Bundles
-=======
+*******
 
 .. toctree::
-   :maxdepth: 2
+   :maxdepth: 1
 
    index_bundles.rst
 
 
 OpenStack* implementation
-=========================
+*************************
 
 .. toctree::
-   :maxdepth: 2
+   :maxdepth: 1
 
    index-openstack.rst
 
@@ -52,7 +52,7 @@ Indices and tables
 
 License and Disclaimers
 #######################
-.. toctree::   
+.. toctree::
 
 .. include:: documentation_license.rst
 
diff --git a/source/index_bundles.rst b/source/index_bundles.rst
index c0fa757f..af1cf74e 100644
--- a/source/index_bundles.rst
+++ b/source/index_bundles.rst
@@ -1,8 +1,7 @@
-Bundles
-#######
+.. rubric:: Bundles
 
 .. toctree::
-   :maxdepth: 2
+   :maxdepth: 1
 
    bundles_overview
    bundles_in_clr
diff --git a/source/index_gs.rst b/source/index_gs.rst
index cecd2e27..2fc304c1 100644
--- a/source/index_gs.rst
+++ b/source/index_gs.rst
@@ -1,8 +1,7 @@
-Getting started
-###############
+.. rubric:: Getting started
 
 .. toctree::
-   :maxdepth: 2
+   :maxdepth: 1
 
    gs_getting_started
    gs_supported_hardware
diff --git a/source/index_sw_update.rst b/source/index_sw_update.rst
index 0d4ca479..c9fba144 100644
--- a/source/index_sw_update.rst
+++ b/source/index_sw_update.rst
@@ -1,8 +1,7 @@
-Software update
-###############
+.. rubric:: Software update
 
 .. toctree::
-   :maxdepth: 2
+   :maxdepth: 1
 
    swupdate_about_sw_update
    swupdate_how_to_run_the_updater
\ No newline at end of file