diff --git a/flask_server/requirements.txt b/flask_server/requirements.txt
index 9d4e505..54ba1bf 100644
--- a/flask_server/requirements.txt
+++ b/flask_server/requirements.txt
@@ -1,3 +1,3 @@
-Flask==1.0
+Flask==2.3.2
 numpy==1.18.1
 opencv-python==4.2.0.32