diff --git a/templates/js/script.php b/templates/js/script.php
index 27e1273..7607a49 100644
--- a/templates/js/script.php
+++ b/templates/js/script.php
@@ -14,7 +14,10 @@ if ($_['always-displayed']) {
 
 (function() {
   const sideMenuContainer = SMcreateElement('div', {id: 'side-menu-container'})
-  const sideMenuOpener = SMcreateElement('button', {'class': 'side-menu-opener'})
+  const sideMenuOpener = SMcreateElement('button', {
+    'class': 'side-menu-opener',
+    'arial-label': t('side_menu', 'Toggle menu')
+  })
   const sideMenu = SMcreateElement('div', {id: 'side-menu'})
 
   const body = document.querySelector('body')