fix race condition in ps time based spec
fix race condition in ps time based spec

dickeyxxx/heroku,rkh/heroku,dickeyxxx/heroku,gregburek/heroku,heroku/heroku,duypq94/heroku,greeca0204/heroku,macedo/heroku,dickeyxxx/heroku,vcgato29/heroku,uhoh-itsmaciek/heroku,duypq94/heroku,sancopanco/heroku,greeca0204/heroku,heroku/heroku,gregburek/heroku,Faisalawanisee/heroku,sancopanco/heroku,sancopanco/heroku,vcgato29/heroku,rkh/heroku,uhoh-itsmaciek/heroku,macedo/heroku,rkh/heroku,Faisalawanisee/heroku,Faisalawanisee/heroku,vcgato29/heroku,heroku/heroku,macedo/heroku,greeca0204/heroku,duypq94/heroku,gregburek/heroku