diff --git a/web/gui/src/main/webapp/_sdh/glyphs.html b/web/gui/src/main/webapp/_sdh/glyphs.html
index 589ef07..a973936 100644
--- a/web/gui/src/main/webapp/_sdh/glyphs.html
+++ b/web/gui/src/main/webapp/_sdh/glyphs.html
@@ -131,6 +131,7 @@
             icon(grp, 'router',      [250, 0]);
             icon(grp, 'bgpSpeaker',  [300, 0]);
             icon(grp, 'uiAttached',  [350, 0]);
+            icon(grp, 'otn',         [400, 0]);
 
             icon(grp, 'chain',       [  0, 60]);
             icon(grp, 'crown',       [ 50, 60]);