README.md in materialist-2.1.0 vs README.md in materialist-2.2.0

@@ -62,10 +62,11 @@
 
 Where options could be:
 
 - `topics` (only when using in `.subscribe`): An array of topics to be used.
 If not provided nothing would be materialized.
-- `queue`: name of the queue to be used by sidekiq worker
+- `queue` (optional): name of the queue to be used by sidekiq worker
+- `retry` (default: `10`): sidekiq retry policy to be used.
 
 Then there are two ways to configure materialist in routemaster:
 
 1. **If you DON'T need resources to be cached in redis:** use `handler` as siphon: