diff --git a/backend_app/requirements.txt b/backend_app/requirements.txt
index 1d128035..7382cd14 100644
--- a/backend_app/requirements.txt
+++ b/backend_app/requirements.txt
@@ -28,7 +28,7 @@ djangorestframework==3.12.2
 djangorestframework-simplejwt==4.4.0
 drf-yasg==1.20.0
 future==0.18.2
-gunicorn==20.0.4
+gunicorn==21.2.0
 idna==2.8
 importlib-metadata==1.4.0
 inflection==0.3.1