diff --git a/docs/migrate-to-3-x.md b/docs/migrate-to-3-x.md
index 39dd963..e6648a5 100644
--- a/docs/migrate-to-3-x.md
+++ b/docs/migrate-to-3-x.md
@@ -8,6 +8,9 @@ TODO
 
 1. Remove `<name>` if you don't want it.
 1. Remove `<description>` if you don't want it.
+1. Merge `<argument>` into `<arguments>`.
+1. Merge `<startargument>` into `<startarguments>`.
+1. Merge `<stopargument>` into `<stoparguments>`.
 1. Remove `<stopparentprocessfirst>`.
 1. Merge `<domain>DomainName</domain>` and `<user>UserName</user>` into `<username>DomainName\UserName</username>`. If the user account belongs to the built-in domain, you can specify `<username>.\UserName</username>`.
    - Consider removing `<username>` and `<password>` from config file and using `<prompt>` in interactive context, or `--username` and `--password` command-line options in non-interactive context.