diff --git a/requirements.txt b/requirements.txt
index 423db06..ce35696 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ attrs==19.3.0
 autopep8==1.5.1
 Babel==2.8.0
 bleach==3.1.4
-certifi==2020.4.5.1
+certifi==2022.12.7
 cffi==1.14.0
 chardet==3.0.4
 commonmark==0.9.1