diff --git a/frontend/assets/js/app.js b/frontend/assets/js/app.js
index 781a8a6..3c7df4d 100644
--- a/frontend/assets/js/app.js
+++ b/frontend/assets/js/app.js
@@ -399,7 +399,7 @@ function selectNode(id, add) {
                 '<div><span class="text-secondary">Type:</span> ' + n.node_type + '</div>' +
                 '<div><span class="text-secondary">Status:</span> ' + n.status + '</div>' +
                 '<div><span class="text-secondary">Group:</span> ' + n.group_name + '</div>' +
-                (n.notes ? '<div class="mt-1 p-1 rounded" style="background:#0d1117;font-size:.75rem;color:#94a3b8;"><i class="fas fa-sticky-note me-1"></i>' + esc(n.notes) + '</div>' : '') +
+                (n.notes ? '<div class="mt-1 p-1 rounded" style="background:#0d1117;font-size:.75rem;color:#94a3b8;"><i class="fas fa-sticky-note me-1"></i>' + esc(n.notes) + '</div>' : (typeof n.notes !== 'undefined' ? '<div class="mt-1 text-secondary" style="font-size:.7rem;"><i class="fas fa-sticky-note me-1"></i>No notes</div>' : '')) +
                 (selectedNodeIds.length > 1 ? '<small class="text-secondary">+' + (selectedNodeIds.length - 1) + ' more selected</small>' : '') +
                 '<div class="mt-2 d-flex gap-1">' +
                     '<button class="btn btn-outline-primary btn-sm" onclick="editSelectedNode(' + n.id + ')"><i class="fas fa-pen me-1"></i>Edit</button>' +