model.rb in blind_index-2.6.0

- old
+ new

@@ -36,10 +36,10 @@
         key ||= -> { BlindIndex.index_key(table: options[:key_table] || try(:table_name) || collection_name.to_s, bidx_attribute: options[:key_attribute] || bidx_attribute, master_key: options[:master_key], encode: false) }
 
         class_eval do
           activerecord = defined?(ActiveRecord) && self < ActiveRecord::Base
 
-          if activerecord && ActiveRecord::VERSION::MAJOR >= 6
+          if activerecord
             # blind index value isn't really sensitive
             # but don't need to show it in the Rails console
             self.filter_attributes += [/\A#{Regexp.escape(bidx_attribute)}\z/]
           end
 