diff --git a/assignments/custom-blockchain/mohitkh7/requirements.txt b/assignments/custom-blockchain/mohitkh7/requirements.txt
index 73165b7..7c6982a 100644
--- a/assignments/custom-blockchain/mohitkh7/requirements.txt
+++ b/assignments/custom-blockchain/mohitkh7/requirements.txt
@@ -1,2 +1,2 @@
-Flask==1.0.2
+Flask==2.3.2
 requests==2.21.0
\ No newline at end of file