diff --git a/requirements.txt b/requirements.txt
index 0e5bfe5..e20a8a9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -31,7 +31,7 @@ flask==1.1.4
     #   sentry-sdk
 flask-wtf==0.15.1
     # via -r requirements.in
-gevent==21.1.2
+gevent==21.12.0
     # via -r requirements.in
 greenlet==1.1.0
     # via gevent