diff --git a/requirements.txt b/requirements.txt
index 06eed1b..4176d9c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ appnope==0.1.0
 backcall==0.1.0
 beautifulsoup4==4.6.0
 bleach==3.1.4
-certifi==2018.4.16
+certifi==2022.12.7
 chardet==3.0.4
 colorlover==0.2.1
 cycler==0.10.0