diff --git a/web_interface/static/v3/app.js b/web_interface/static/v3/app.js
index fae7f5e0..01ed814a 100644
--- a/web_interface/static/v3/app.js
+++ b/web_interface/static/v3/app.js
@@ -1,4 +1,4 @@
-/* global showNotification, updateSystemStats, htmx */
+/* global showNotification, updateSystemStats, updateDisplayPreview, htmx */
 // LED Matrix v3 JavaScript
 // Additional helpers for HTMX and Alpine.js integration