diff --git a/web/gui/src/main/webapp/app/view/topo2/topo2Host.js b/web/gui/src/main/webapp/app/view/topo2/topo2Host.js
index 5688dc5..7a6a507 100644
--- a/web/gui/src/main/webapp/app/view/topo2/topo2Host.js
+++ b/web/gui/src/main/webapp/app/view/topo2/topo2Host.js
@@ -93,6 +93,8 @@
                 },
                 setScale: function () {
 
+                    if (!this.el) return;
+
                     var dim = hostIconDim,
                         multipler = 1;
 
diff --git a/web/gui/src/main/webapp/app/view/topo2/topo2Link.js b/web/gui/src/main/webapp/app/view/topo2/topo2Link.js
index fbdeab3..4897052 100644
--- a/web/gui/src/main/webapp/app/view/topo2/topo2Link.js
+++ b/web/gui/src/main/webapp/app/view/topo2/topo2Link.js
@@ -307,7 +307,7 @@
 
                 var labelScale = labelDim / (labelDim * t2zs.scale());
 
-                d3.select('#topo2-portLabels')
+                d3.select('.topo2-portLabels')
                     .selectAll('.portLabel')
                     .selectAll('*')
                     .style('transform', 'scale(' + labelScale + ')');