diff --git a/requirements-docker.txt b/requirements-docker.txt
index 8812ce4ae..cafc42f0c 100644
--- a/requirements-docker.txt
+++ b/requirements-docker.txt
@@ -1,5 +1,5 @@
 lxml==4.6.5
 pysaml2==6.5.1
 python-ldap==3.3.1
-gunicorn==20.1.0
+gunicorn==21.2.0
 gevent==23.9.0