diff --git a/ui/src/main/css/views/map-connection.css b/ui/src/main/css/views/map-connection.css
index 7df036f..8e33af5 100644
--- a/ui/src/main/css/views/map-connection.css
+++ b/ui/src/main/css/views/map-connection.css
@@ -23,6 +23,7 @@ svg g.wormhole-connection {
         fill: $gray-lightest;
         stroke: none;
         font-size: 0.6em;
+        font-weight: bold;
     }
 
     &:hover {