diff --git a/web/src/components/misc/PopoverContainer.svelte b/web/src/components/misc/PopoverContainer.svelte
index d43e8426..832f5749 100644
--- a/web/src/components/misc/PopoverContainer.svelte
+++ b/web/src/components/misc/PopoverContainer.svelte
@@ -19,7 +19,7 @@
     };
 </script>
 
-<div {id} class="popover {expandStart}" class:expanded>
+<div {id} class="popover {expandStart}" aria-hidden={!expanded} class:expanded>
     {#if renderPopover}
         <slot></slot>
     {/if}