1 files changed, 23 insertions, 8 deletions
diff --git a/docs/sections/services/serviceindex.rst b/docs/sections/services/serviceindex.rst
index 9a585e5d..f6d91dd6 100644
--- a/docs/sections/services/serviceindex.rst
+++ b/docs/sections/services/serviceindex.rst
@@ -10,20 +10,35 @@ DCAE Service components
 .. toctree::
    :maxdepth: 1
 
+Collectors
+----------
+
+   ./dfc/index.rst
+   ./restconf/index.rst
+   ./snmptrap/index.rst
+   ./ves-hv/index.rst
+   ./ves-http/index.rst
+
+
+Event Processor
+---------------
+
    ./bbs-event-processor/index.rst
    ./datalake-handler/index.rst
-   ./dfc/index.rst
-   ./heartbeat-ms/index.rst
-   ./kpi-computation-ms/index.rst
    ./mapper/index.rst
    ./pm-mapper/index.rst
+
+Analytics
+---------
+
+   ./heartbeat-ms/index.rst
+   ./kpi-computation-ms/index.rst
    ./pm-subscription-handler/index.rst
-   ./prh/index.rst
-   ./restconf/index.rst
    ./slice-analysis-ms/index.rst
-   ./snmptrap/index.rst
    ./son-handler/index.rst
    ./tcagen2-docker/index.rst
-   ./ves-hv/index.rst
-   ./ves-http/index.rst
+   
+Miscellaneous Services
+----------------------
    ./ves-openapi-manager/index.rst
+