diff --git a/requirements.txt b/requirements.txt
index 7d3b86c..b6af79b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ attrs==18.2.0
 Automat==0.7.0
 backcall==0.1.0
 bleach==3.1.0
-certifi==2018.11.29
+certifi==2022.12.7
 cffi==1.12.1
 chardet==3.0.4
 colorlover==0.3.0