diff --git a/TODO.md b/TODO.md
index 2e3f0a6..e04e18d 100644
--- a/TODO.md
+++ b/TODO.md
@@ -1,6 +1,6 @@
 Only immediate next things to do are listed here, without any far-fetching plans.
 
-- Implement storing notes state
+- Implement syncing local storage with service worker (either via postMessage or using IndexedDB)
 - Implement reminders
 - Implement masonry layout
 - Implement color coding