docs/rollout/README.md in flipper-rollout-0.21.0.rc1 vs docs/rollout/README.md in flipper-rollout-0.21.0.rc2

@@ -36,10 +36,10 @@
 rollout_adapter = Flipper::Adapters::Rollout.new(rollout)
 rollout_flipper = Flipper.new(rollout_adapter)
 
 # setup flipper default instance
 Flipper.configure do |config|
-  config.default { Flipper.new(Flipper::Adapters::Redis.new(redis)) }
+  config.adapter { Flipper::Adapters::Redis.new(redis) }
 end
 
 # import rollout into redis flipper
 Flipper.import(rollout_flipper)
 ```