diff --git a/modules/backend/layouts/_sidenav.htm b/modules/backend/layouts/_sidenav.htm
index fa7c7ceb3..7c8526ef6 100644
--- a/modules/backend/layouts/_sidenav.htm
+++ b/modules/backend/layouts/_sidenav.htm
@@ -21,7 +21,7 @@
                                 </a>
                                 <span
                                     class="counter <?= $item->counter === null ? 'empty' : null ?>"
-                                    data-menu-id="<?= e($context->mainMenuCode.'/'.$sideItemCode) ?>"
+                                    data-menu-id="<?= e($context->mainMenuCode.'/'.$item->code) ?>"
                                     <?php if ($item->counterLabel): ?>title="<?= e(trans($item->counterLabel)) ?>"<?php endif ?>
                                     >
                                     <?= e($item->counter) ?>