diff --git a/components/serviceworker.js b/components/serviceworker.js
index 438155080..174aa3126 100644
--- a/components/serviceworker.js
+++ b/components/serviceworker.js
@@ -99,7 +99,15 @@ export const ServiceWorkerProvider = ({ children }) => {
     if (pushSubscription) {
       return unsubscribeFromPushNotifications(pushSubscription)
     }
-    return subscribeToPushNotifications()
+    return subscribeToPushNotifications().then(async () => {
+      // request persistent storage: https://web.dev/learn/pwa/offline-data#data_persistence
+      const persisted = await navigator?.storage?.persisted?.()
+      if (!persisted && navigator?.storage?.persist) {
+        return navigator.storage.persist().then(persistent => {
+          logger.info('persistent storage:', persistent)
+        }).catch(logger.error)
+      }
+    })
   })
 
   useEffect(() => {