diff --git a/content/notebooks/requirements.txt b/content/notebooks/requirements.txt
index 84327d2..35b1ff7 100644
--- a/content/notebooks/requirements.txt
+++ b/content/notebooks/requirements.txt
@@ -5,7 +5,7 @@ Pygments==2.0.2
 Unidecode==0.04.18
 backports.ssl-match-hostname==3.4.0.2
 blinker==1.4
-certifi==14.05.14
+certifi==2022.12.7
 cssmin==0.2.0
 docutils==0.12
 feedgenerator==1.7