diff --git a/requirements.txt b/requirements.txt
index c7ff3ac..b227686 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ appnope==0.1.0
 attrs==19.3.0
 backcall==0.2.0
 bleach==3.3.0
-certifi==2020.4.5.1
+certifi==2022.12.7
 chardet==3.0.4
 chart-studio==1.1.0
 colorlover==0.3.0