diff --git a/services/web/frontend/js/features/navbar/index.ts b/services/web/frontend/js/features/navbar/index.ts
index 706d4853f3..d9d7c28bcf 100644
--- a/services/web/frontend/js/features/navbar/index.ts
+++ b/services/web/frontend/js/features/navbar/index.ts
@@ -1,6 +1,6 @@
 const toggleButton = document.getElementById('navbar-toggle-btn') as HTMLElement
 
-toggleButton.addEventListener('click', () => {
+toggleButton?.addEventListener('click', () => {
   // Delay allows Bootstrap to update aria-expanded first
   setTimeout(() => {
     const isExpanded = toggleButton.getAttribute('aria-expanded') === 'true'