diff --git a/docs/requirements.txt b/docs/requirements.txt
index 6c21c34..909144e 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,6 +1,6 @@
 alabaster==0.7.12
 Babel==2.8.0
-certifi==2019.11.28
+certifi==2022.12.7
 chardet==3.0.4
 docutils==0.16
 idna==2.9