diff --git a/web/requirements.txt b/web/requirements.txt
index af2a408..370a704 100644
--- a/web/requirements.txt
+++ b/web/requirements.txt
@@ -1,5 +1,5 @@
 Flask-HTTPAuth==3.3.0
-Flask==1.1.1
+Flask==2.0.1
 gspread==3.1.0
 oauth2client==4.1.3
 python-dateutil==2.8.1