diff --git a/migration/README.md b/migration/README.md
index ee1b12dcb..186faa49e 100644
--- a/migration/README.md
+++ b/migration/README.md
@@ -6,11 +6,13 @@ This module is for those machine running Harbor's old version, such as 0.1.0. If
 **WARNING!!** You must backup your data before migrating
 
 ###Installation
-- step 1: change `db_username`, `db_password`, `db_port`, `db_name` in migration.cfg
-- step 2: build image from dockerfile
+- step 1: 
+    ```
+    cd migration
+    ```
+- step 2: change `db_username`, `db_password`, `db_port`, `db_name` in migration.cfg
+- step 3: build image from dockerfile
     ```
-    cd harbor-migration
-    
     docker build -t migrate-tool .
     ```