Fix test just broken in travis
Fix test just broken in travis

icebreaker/byebug,icebreaker/byebug,scalp42/byebug,davidmowrer/in_class_projects_t2,os97673/byebug,k0kubun/byebug,os97673/byebug,edward/byebug,yui-knk/byebug,saisai/byebug,deivid-rodriguez/byebug,davidmowrer/in_class_projects_t2,deivid-rodriguez/byebug,phusion/byebug,yui-knk/byebug,davidmowrer/in_class_projects_t2,guilherme/byebug,webdev1001/byebug,webdev1001/byebug,k0kubun/byebug,miamiruby/byebug,miamiruby/byebug,guilherme/byebug,phusion/byebug,yui-knk/byebug,k0kubun/byebug,saisai/byebug,deivid-rodriguez/byebug,ozydingo/byebug,scalp42/byebug,guilherme/byebug,ozydingo/byebug,edward/byebug