diff --git a/docs/requirements.txt b/docs/requirements.txt
index ba6fda4..9e8bd01 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -2,7 +2,7 @@ alabaster==0.7.12
 appdirs==1.4.4
 Babel==2.8.0
 CacheControl==0.12.6
-certifi==2020.4.5.1
+certifi==2022.12.7
 chardet==3.0.4
 colorama==0.4.3
 commonmark==0.9.1