diff --git a/requirements.txt b/requirements.txt
index 63a79e9..eca32aa 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 gunicorn>=19.7.1
 appdirs==1.4.3
-certifi==2019.11.28
+certifi==2022.12.7
 chardet==3.0.4
 chart-studio==1.0.0
 Click==7.0