diff --git a/README.md b/README.md
index 3a87580..57e663f 100644
--- a/README.md
+++ b/README.md
@@ -89,9 +89,9 @@ Plugins in action:
 graph TB
     subgraph Geoportal [D4GNA Components]
         geoportalservice[Geoportal Service]
-        mongo[Mongo DB]
-        postgis[PostGIS DB]
-        geoserver[Geoserver]
+        mongo[<img src="https://webimages.mongodb.com/_com_assets/cms/kuyjf3vea2hg34taa-horizontal_default_slate_blue.svg?auto=format%252Ccompress"  alt="MongoDB logo" width="126" height="32"> Mongo DB]
+        postgis[<img src='https://www.osgeo.org/wp-content/uploads/postgis-logo-1.png'> PostGIS DB]
+        geoserver[<img src='https://geoserver.org/img/geoserver-logo.png'> Geoserver]
         note-gs-to-mongo[Geoportal Service:<br>creates/reads Profiled Documents and UCDs<br>creates/reads Plugins configured<br>on Mongo DB]
         note-gs-to-geoserver[Geoportal Service:<br>creates/reads Workspaces,Stores,Layers,Styles<br>on Geoserver]
         note-gs-to-geoserver2[Geoportal Service:<br>READS via GS Rest Interface<br>e.g. the GeoServerRESTReader.class reads from REST path <br>geoserver_endpoint/rest/layers/profiledconcessioni_gna:profiledconcessioni_gna_centroids.xml<br>WRITES via FeatureTypes<br>e.g. the SDIManagerWrapper.class creates the index layer via FTE]