diff --git a/Assignments/CB.EN.U4CYS22051/README.md b/Assignments/CB.EN.U4CYS22051/README.md
index a6dc2d8a..0975995e 100644
--- a/Assignments/CB.EN.U4CYS22051/README.md
+++ b/Assignments/CB.EN.U4CYS22051/README.md
@@ -13,7 +13,7 @@
 
 ### Credential
 - **For payment page:**
-  - **Roll.no :** CB.EN.UX2XXXX
+  - **Roll.no :** CB.EN.UXYYY2XXXX
   - **Password:** XXXX(4 digit number)
 
 - **For login page :**