diff --git a/1-hello-world/requirements.txt b/1-hello-world/requirements.txt
index a34d076b..ddfc961a 100644
--- a/1-hello-world/requirements.txt
+++ b/1-hello-world/requirements.txt
@@ -1,2 +1,2 @@
-Flask==1.0.2
+Flask==2.3.2
 gunicorn==19.9.0