diff --git a/nasa-apod-webapp/requirements.txt b/nasa-apod-webapp/requirements.txt
index 0dada22..6d27712 100644
--- a/nasa-apod-webapp/requirements.txt
+++ b/nasa-apod-webapp/requirements.txt
@@ -1,5 +1,5 @@
 Click==7.0
-Flask==1.1.1
+Flask==2.3.2
 gunicorn==20.0.4
 itsdangerous==1.1.0
 Jinja2==2.11.3