# File lib/bundler/rubygems_integration.rb, line 266
    def reverse_rubygems_kernel_mixin
      # Disable rubygems' gem activation system
      ::Kernel.class_eval do
        if private_method_defined?(:gem_original_require)
          alias_method :rubygems_require, :require
          alias_method :require, :gem_original_require
        end

        undef gem
      end
    end