diff --git a/README.md b/README.md
index 786f8549c..5762991f0 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # Prerequisites
-#
-- JDK 17 or 21
+########
+- JDK 21
 - Maven 3.9
 - MySQL 8
 
@@ -21,5 +21,7 @@ sql dump file:
 - /src/main/resources/db_backup.sql
 - db_backup.sql file is a mysql dump file.we have to import this dump to mysql db server
 - > mysql -u <user_name> -p accounts < db_backup.sql
-
+- git commands
+-git show
+-git tag