diff --git a/requirements.txt b/requirements.txt
index ae2dc20..a5244b1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 backports-abc==0.4
 beautifulsoup4==4.4.1
-certifi==2016.2.28
+certifi==2022.12.7
 click==6.6
 CommonMark==0.5.4
 docutils==0.12