diff --git a/src/UIShell/SideNav.svelte b/src/UIShell/SideNav.svelte
index 30aad9b3..6dbadb32 100644
--- a/src/UIShell/SideNav.svelte
+++ b/src/UIShell/SideNav.svelte
@@ -56,6 +56,7 @@
     }}"
     class:bx--side-nav__overlay="{true}"
     class:bx--side-nav__overlay-active="{isOpen}"
+    style="{isOpen && 'z-index: 6000'}"
   ></div>
 {/if}
 <nav