diff --git a/static/js/podcasts-web.js b/static/js/podcasts-web.js
index 6ce2a64..559192c 100644
--- a/static/js/podcasts-web.js
+++ b/static/js/podcasts-web.js
@@ -1090,8 +1090,11 @@
         sync.sending--;
         if (st) {
           if (done && sync.doneCmd === done) sync.doneCmd = null;
-          sync.ownAt = st.server_time;
-          store('sync_at', sync.ownAt);
+          // Only a report the server took is our last change (an ignored one isn't).
+          if (st.device_id === DEVICE_ID) {
+            sync.ownAt = st.server_time;
+            store('sync_at', sync.ownAt);
+          }
         }
         heard(st);
         return st;
diff --git a/static/js/sw.js b/static/js/sw.js
index efd7235..4fb34d3 100644
--- a/static/js/sw.js
+++ b/static/js/sw.js
@@ -2,7 +2,7 @@
  * diora service worker — caches the app shell for offline use.
  */
 
-const CACHE = 'diora-v59';
+const CACHE = 'diora-v60';
 const SHELL = [
   '/static/css/app.css',
   '/static/js/app.js',