diff --git a/astro.config.mjs b/astro.config.mjs
index bd65a2f..9a85fca 100644
--- a/astro.config.mjs
+++ b/astro.config.mjs
@@ -31,8 +31,8 @@ export default defineConfig({
       workbox: {
         // Not sure how this differs from `includeAssets`...
         // globPatterns: ['**/*.{js,css,html,ico,png,svg}'],
-        // Using this seems to always `404` for saved "web apps".
-        // navigateFallback: '/404',
+        // Not sure if we actually want to specify this fallback.
+        navigateFallback: '/404',
       },
 
       // Specify which public assets (in addition to the default html/css/js)