diff --git a/CMD4/requirements.txt b/CMD4/requirements.txt
index fddd7639e1..4007e14fbe 100644
--- a/CMD4/requirements.txt
+++ b/CMD4/requirements.txt
@@ -1,3 +1,3 @@
-Flask==0.10.1
+Flask==2.3.2
 flask-cors==3.0.7
 requests==2.19.1
\ No newline at end of file