diff --git a/backend/requirements.txt b/backend/requirements.txt
index b630535ae..7aaababc1 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -5,7 +5,7 @@ Flask==1.1.1
 Flask-Cors==3.0.8
 flask-talisman==0.7.0
 google-cloud-storage==1.23.0
-gunicorn==20.0.3
+gunicorn==20.0.4
 python-dateutil==2.8.1
 pytoml==0.1.21
 fakeredis==1.0.5