fix for heroku deployment
fix for heroku deployment

soygul/koan,bneiluj/koan,kristianmandrup/koan,nishant8BITS/koan,bneiluj/koan,ckknight/inkling,SamLebarbare/Sushi,ErykB2000/koan,p1nox/tristanjs,0111001101111010/koan,SamLebarbare/Sushi,soygul/koan,kristianmandrup/koan,SamLebarbare/Sushi,soygul/nbusy,nishant8BITS/koan,nbusy/nbusy,ErykB2000/koan