diff --git a/docs/howto/geometry_viewer.rst b/docs/howto/geometry_viewer.rst
index cc288c0f579c3fb7440e5d6f8471c7ddde2999e9..119cc6f9f335b6b72b96825b30db72b863869ab4 100644
--- a/docs/howto/geometry_viewer.rst
+++ b/docs/howto/geometry_viewer.rst
@@ -1,10 +1,13 @@
 Geometry viewer
 ===============
 
+The latest geometry for master branch 
+`is available here <https://eic.phy.anl.gov/geoviewer/index.htm?nobrowser&file=https://eicweb.phy.anl.gov/api/v4/projects/473/jobs/artifacts/master/raw/geo/detector_geo.root?job=report&item=default;1/world_volume/ElectronECAL_11&opt=>`_
+
 .. raw:: html
 
     <embed>
-        <div style="background:red">Hahahahahahaha</div>
+        <div style="background:red">Test red</div>
         <script>
             console.log("hahaha");
         </script>