diff --git a/src/c3nav/editor/static/editor/js/editor.js b/src/c3nav/editor/static/editor/js/editor.js
index 7b34a555..3c7c9ced 100644
--- a/src/c3nav/editor/static/editor/js/editor.js
+++ b/src/c3nav/editor/static/editor/js/editor.js
@@ -402,7 +402,7 @@ editor = {
                 style.color = '#ffffff';
             }
         } else {
-            if (editor._sublevel_control.current_level_id !== feature.properties.level) {
+            if (feature.properties.level !== undefined && editor._sublevel_control.current_level_id !== feature.properties.level) {
                 style.fillOpacity = 0.5;
             }
         }