README.md in searchkick-hooopo-2.3.3 vs README.md in searchkick-hooopo-2.3.4

@@ -1175,18 +1175,20 @@
 end
 ```
 
 ### Filterable Fields
 
-By default, all fields are filterable (can be used in `where` option). Speed up indexing and reduce index size by only making some fields filterable.
+By default, all string fields are filterable (can be used in `where` option). Speed up indexing and reduce index size by only making some fields filterable.
 
 ```ruby
 class Product < ActiveRecord::Base
-  searchkick filterable: [:store_id]
+  searchkick filterable: [:brand]
 end
 ```
 
+**Note:** Non-string fields will always be filterable and should not be passed to this option.
+
 ### Parallel Reindexing
 
 For large data sets, you can use background jobs to parallelize reindexing.
 
 ```ruby
@@ -1210,10 +1212,16 @@
 
 ```ruby
 Searchkick.reindex_status(index_name)
 ```
 
+You can also have Searchkick wait for reindexing to complete [master]
+
+```ruby
+Searchkick.reindex(async: {wait: true})
+```
+
 You can use [ActiveJob::TrafficControl](https://github.com/nickelser/activejob-traffic_control) to control concurrency. Install the gem:
 
 ```ruby
 gem 'activejob-traffic_control', '>= 0.1.3'
 ```
@@ -1559,9 +1567,15 @@
 
 ```ruby
 class Product < ActiveRecord::Base
   searchkick index_prefix: "datakick"
 end
+```
+
+Use a different term for boosting by conversions
+
+```ruby
+Product.search("banana", conversions_term: "organic banana")
 ```
 
 Multiple conversion fields
 
 ```ruby