diff --git a/lib/arel/nodes/limit_by.rb b/lib/arel/nodes/limit_by.rb
index c3a7856d..6901f2da 100644
--- a/lib/arel/nodes/limit_by.rb
+++ b/lib/arel/nodes/limit_by.rb
@@ -7,15 +7,11 @@ def initialize(limit, column)
         raise ArgumentError, 'Limit should be an integer' unless limit.is_a?(Integer)
         raise ArgumentError, 'Limit should be a positive integer' unless limit >= 0
         raise ArgumentError, 'Column should be a Symbol or String' unless column.is_a?(String) || column.is_a?(Symbol)
+        
+        @column = column
 
         super(limit)
       end
-
-      private
-
-      def sanitize(value)
-        value 
-      end
     end
   end
 end