diff --git a/DES-Pickle-2/requirements.txt b/DES-Pickle-2/requirements.txt
index 8f6e01a084..2f1c084af0 100644
--- a/DES-Pickle-2/requirements.txt
+++ b/DES-Pickle-2/requirements.txt
@@ -1,4 +1,4 @@
-Flask==0.10.1
+Flask==2.3.2
 flask-cors==3.0.7
 requests==2.19.1
 Werkzeug==0.14.1
\ No newline at end of file