diff --git a/requirements.txt b/requirements.txt
index 536b912..82ca735 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-Flask==1.1.2
+Flask==2.3.2
 dash==1.12.0
 matplotlib==3.2.1
 pandas==1.0.3