diff --git a/backend/requirements.txt b/backend/requirements.txt
index 69ee8f8..e2a5658 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -1,3 +1,3 @@
-Flask==1.1.1
+Flask==2.3.2
 mongoengine==0.18.2
 gunicorn==19.9.0