app/concerns/liquid_droppable.rb

@@ -21,7 +21,7 @@ module LiquidDroppable

                   end
              

                 
              

                   included do
              

                -    const_set :Drop, Kernel.const_set("#{name}Drop", Class.new(Drop))
              

                +    const_set :Drop, Kernel.const_set("#{name}Drop", Class.new(Drop)) unless const_defined?("#{name}Drop")
              

                   end
              

                 
              

                   def to_liquid