diff --git a/requirements.txt b/requirements.txt
index 987d67f..fff75c8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-Flask==1.0
+Flask==2.2.5
 Jinja2>=2.8.1
 MarkupSafe==0.23
 Werkzeug>=0.15.3