diff --git a/requirements.txt b/requirements.txt
index 8ded6cc..4d27bd9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,7 +13,7 @@ Flask-SQLAlchemy==3.1.1
 GeoAlchemy2==0.14.2
 geopandas==0.14.0
 greenlet==3.0.1
-gunicorn==21.2.0
+gunicorn==22.0.0
 idna==3.4
 itsdangerous==2.1.2
 Jinja2==3.1.2