diff --git a/lib/simple_enum/enum.rb b/lib/simple_enum/enum.rb
index <HASH>..<HASH> 100644
--- a/lib/simple_enum/enum.rb
+++ b/lib/simple_enum/enum.rb
@@ -1,5 +1,3 @@
-require 'active_support/hash_with_indifferent_access'
-
 module SimpleEnum
   class Enum
     attr_reader :name, :hash, :source, :prefix
SE::Enum does not need to know about HashWIA