diff --git a/2021/9-azure-web-apps/requirements.txt b/2021/9-azure-web-apps/requirements.txt
index f4b04fd..f667be2 100644
--- a/2021/9-azure-web-apps/requirements.txt
+++ b/2021/9-azure-web-apps/requirements.txt
@@ -12,7 +12,7 @@ lazy-object-proxy==1.4.1
 mccabe==0.6.1
 pylint==2.3.1
 pytz==2020.1
-requests==2.23.0
+requests==2.31.0
 six==1.12.0
 sqlparse==0.3.1
 typed-ast==1.4.0