--- a/devtools/client/webconsole/new-console-output/components/variables-view-link.js
+++ b/devtools/client/webconsole/new-console-output/components/variables-view-link.js
@@ -16,21 +16,24 @@ const {openVariablesView} = require("dev
 VariablesViewLink.displayName = "VariablesViewLink";
 
 VariablesViewLink.propTypes = {
   object: PropTypes.object.isRequired
 };
 
 function VariablesViewLink(props) {
   const { className, object, children } = props;
-
+  const classes = ["cm-variable"];
+  if (className) {
+    classes.push(className);
+  }
   return (
     dom.a({
       onClick: openVariablesView.bind(null, object),
       // Context menu can use this actor id information to enable additional menu items.
       "data-link-actor-id": object.actor,
-      className: className || "cm-variable",
+      className: classes.join(" "),
       draggable: false,
     }, children)
   );
 }
 
 module.exports = VariablesViewLink;