diff --git a/requirements.txt b/requirements.txt
index 709980c..4042602 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 bleach==3.3.0
-certifi==2018.11.29
+certifi==2022.12.7
 chardet==3.0.4
 check-manifest==0.37
 docutils==0.14