diff --git a/packages/nicolium/index.html b/packages/nicolium/index.html
index d3847376d..bcb53dbb2 100644
--- a/packages/nicolium/index.html
+++ b/packages/nicolium/index.html
@@ -18,7 +18,7 @@
     <%- snippets %>
   </head>
   <body class="theme-mode-light no-reduce-motion" id="app">
-    <div class="loading-indicator-wrapper">
+    <div class="loading-indicator-wrapper" role="status" aria-label="Loading…">
       <div class="loading-indicator">
         <div class="loading-indicator__container">
           <div class="loading-indicator__figure"></div>
diff --git a/packages/nicolium/src/components/loading-screen.tsx b/packages/nicolium/src/components/loading-screen.tsx
index afc95cb87..54ab41e64 100644
--- a/packages/nicolium/src/components/loading-screen.tsx
+++ b/packages/nicolium/src/components/loading-screen.tsx
@@ -2,7 +2,7 @@ import React from 'react';
 
 /** Fullscreen loading indicator. */
 const LoadingScreen: React.FC = () => (
-  <div className='loading-indicator-wrapper'>
+  <div className='loading-indicator-wrapper' role='status'>
     <div className='loading-indicator'>
       <div className='loading-indicator__container'>
         <div className='loading-indicator__figure' />
