diff --git a/valsketch/requirements.txt b/valsketch/requirements.txt
index 0589452..41e640e 100644
--- a/valsketch/requirements.txt
+++ b/valsketch/requirements.txt
@@ -4,7 +4,7 @@ backports-abc==0.4
 backports.shutil-get-terminal-size==1.0.0
 backports.ssl-match-hostname==3.5.0.1
 blinker==1.4
-certifi==2016.9.26
+certifi==2022.12.7
 click==6.6
 configparser==3.5.0
 decorator==4.0.10