diff --git a/requirements.txt b/requirements.txt
index 528847c..3df6b89 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-Flask==1.1.1
+Flask==2.3.2
 requests==2.22.0
 simplejson==3.17.0
 vyper==0.2.12