diff --git a/requirements.txt b/requirements.txt
index 86da8b6..02dae9b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ cryptography==2.8
 dj-database-url==0.5.0
 Django==3.1.13
 django-heroku==0.3.1
-gunicorn==20.0.4
+gunicorn==22.0.0
 idna==2.9
 psycopg2==2.8.4
 pycparser==2.20