diff --git a/sample-apps/flask/requirements.txt b/sample-apps/flask/requirements.txt
index d979a2ae..ae5d4b09 100644
--- a/sample-apps/flask/requirements.txt
+++ b/sample-apps/flask/requirements.txt
@@ -1,5 +1,5 @@
 boto3
-certifi==2020.4.5.1
+certifi==2022.12.7
 chardet==3.0.4
 click==7.1.2
 Flask==1.1.2