diff --git a/lib/simple_map_reduce.rb b/lib/simple_map_reduce.rb
index e51b5b6..5196b06 100644
--- a/lib/simple_map_reduce.rb
+++ b/lib/simple_map_reduce.rb
@@ -15,8 +15,6 @@ class << self
     attr_accessor :s3_intermediate_bucket_name
     attr_accessor :logger
   end
-
-  class BaseError < StandardError; end
 end
 
 require 'simple_map_reduce/version'