diff --git a/apps/client/src/features/editor/components/subpages/subpage-item.tsx b/apps/client/src/features/editor/components/subpages/subpage-item.tsx
index 12a568820..5d3f6f3d5 100644
--- a/apps/client/src/features/editor/components/subpages/subpage-item.tsx
+++ b/apps/client/src/features/editor/components/subpages/subpage-item.tsx
@@ -80,6 +80,7 @@ export default function SubpageItem({
             className={classes.toggle}
             onClick={toggleOpened}
             aria-label={opened ? t("Collapse") : t("Expand")}
+            aria-expanded={opened}
           >
             {opened ? (
               <IconChevronDown size={16} />