diff --git a/requirements.txt b/requirements.txt
index 75fabb4..2298000 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 pyxform==0.14.1
-Flask==1.0.2
+Flask==2.3.2
 flask-negotiate==0.1.0
 requests==2.22.0