diff --git a/requirements.txt b/requirements.txt
index 7aaf3a0..5d78ea6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ Django==2.2.20
 django-crispy-forms==1.7.2
 django-environ==0.4.5
 django-heroku==0.3.1
-gunicorn==19.9.0
+gunicorn==22.0.0
 psycopg2==2.8.3
 pytz==2018.9
 whitenoise==4.1.3