diff --git a/dash-example/requirements.txt b/dash-example/requirements.txt
index b91fe66..affb1b6 100644
--- a/dash-example/requirements.txt
+++ b/dash-example/requirements.txt
@@ -1,4 +1,4 @@
-certifi==2018.11.29
+certifi==2022.12.7
 chardet==3.0.4
 Click==7.0
 dash==0.36.0