diff --git a/requirements.txt b/requirements.txt
index d5f92bc..e1ab504 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-Flask==1.0.2
+Flask==2.3.2
 werkzeug==0.15.3
 
 # Application server for both development and production.