diff --git a/requirements.txt b/requirements.txt
index 488229e..4f52d21 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ scikit-learn==0.21.3
 seaborn==0.9.0
 appdirs==1.4.1
 click==7.0
-Flask==1.0
+Flask==2.3.2
 jupyter==1.0.0
 lxml==4.6.2
 matplotlib==3.1.1