[BUG] update to 2.1.25 don't work on windows

Preflight Checklist

• [x] I have searched existing issues and this hasn't been reported yet
• [x] This is a single bug report (please file separate reports for different bugs)
• [x] I am using the latest version of Claude Code

What's Wrong?

I tried to upgrade from 2.1.23 to solve beta error , and installation end with success but bin is not overwriten.
I tried install.sh , update same result, not admin account.

I don't have lock file

Finally I have renamed claude.exe and installation suceed

PS C:\Users\pp> irm https://claude.ai/install.ps1 | iex
Setting up Claude Code...

✔ Claude Code successfully installed!

Version: 2.1.25

Location: C:\Users\piotr.palka\.local\bin\claude.exe

Next: Run claude --help to get started

✅ Installation complete!

PS C:\Users\pp>
PS C:\Users\pp> claude --version
2.1.23 (Claude Code)

What Should Happen?

update should change version

Error Messages/Logs

no error msg

Steps to Reproduce

update from 2.1.23 to 2.1.25
windows 11

irm https://claude.ai/install.ps1 | iex

Claude Model

None

Is this a regression?

Yes, this worked in a previous version

Last Working Version

2.1.23

Claude Code Version

2.1.25

Platform

Anthropic API

Operating System

macOS

Terminal/Shell

PowerShell

Additional Information

_No response_