diff --git a/cherrypy/requirements.txt b/cherrypy/requirements.txt
index b86ced2..1c62f80 100644
--- a/cherrypy/requirements.txt
+++ b/cherrypy/requirements.txt
@@ -1,4 +1,4 @@
-certifi==2020.4.5.1
+certifi==2022.12.7
 cheroot==8.3.0
 CherryPy==18.6.0
 jaraco.classes==3.1.0