diff --git a/docsrc/requirements.txt b/docsrc/requirements.txt
index 816dbe0..2b030a4 100644
--- a/docsrc/requirements.txt
+++ b/docsrc/requirements.txt
@@ -1,6 +1,6 @@
 alabaster==0.7.12
 Babel==2.9.0
-certifi==2020.12.5
+certifi==2022.12.7
 chardet==4.0.0
 docutils==0.16
 idna==2.10