diff --git a/requirements.txt b/requirements.txt
index 11d65f4..71ca047 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-Flask==1.1.2
+Flask==2.3.2
 Flask-Cors==3.0.9
 yattag==1.14.0
 matplotlib