diff --git a/engines/arachni/requirements.txt b/engines/arachni/requirements.txt
index 9f179e4d..4996118a 100644
--- a/engines/arachni/requirements.txt
+++ b/engines/arachni/requirements.txt
@@ -7,7 +7,7 @@ Flask==2.2.3
 funcsigs==1.0.2
 gevent==1.4.0
 greenlet==0.4.15
-gunicorn==20.0.4
+gunicorn==21.2.0
 idna==2.5
 itsdangerous
 Jinja2==3.1.2