README.md in concurrent_worker-0.2.3 vs README.md in concurrent_worker-0.3.0

@@ -27,11 +27,11 @@
 ```ruby
 require 'concurrent_worker'
 Thread.abort_on_exception = true
 
 # define a work block.
-logger = ConcurrentWorker::Worker.new do |args|
+logger = ConcurrentWorker::Worker.new do |*args|
   printf(*args)
   $stdout.flush
   nil
 end
 
@@ -43,10 +43,10 @@
 ```
 
 If you need some preparation for the work block, you can define 'base block'.
 
 ```ruby
-logger = ConcurrentWorker::Worker.new do |args|
+logger = ConcurrentWorker::Worker.new do |*args|
   # work block and base block can share object with instance variable(@xxx).
   printf(@file, *args)
   @file.flush
   nil
 end