diff --git a/dash-heroku-master/requirements.txt b/dash-heroku-master/requirements.txt
index a61c9df..98e7d30 100644
--- a/dash-heroku-master/requirements.txt
+++ b/dash-heroku-master/requirements.txt
@@ -19,7 +19,7 @@ botocore==1.13.44
 bs4==0.0.1
 catalogue==1.0.0
 catboost==0.16.5
-certifi==2019.6.16
+certifi==2022.12.7
 chardet==3.0.4
 chart-studio==1.0.0
 Click==7.0