-r base.txt
gunicorn==19.7.1
whitenoise==3.3.0
psycopg2==2.7.3.1

-r base.txt
gunicorn==19.7.1
whitenoise==3.3.1
psycopg2==2.7.3.1

Update whitenoise from 3.3.0 to 3.3.1
Update whitenoise from 3.3.0 to 3.3.1