diff --git a/requirements.txt b/requirements.txt
index 9588319..f408281 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ backports-abc==0.5
 backports.functools-lru-cache==1.6.1
 backports.shutil-get-terminal-size==1.0.0
 bleach==3.1.4
-certifi==2019.11.28
+certifi==2022.12.7
 chardet==3.0.4
 colour==0.1.5
 configparser==4.0.2