# 🛠️  Upgrade

***Automatic upgrade***

```bash
source <(curl -s https://raw.githubusercontent.com/validexisinfra/Kusama/main/upgrademain.sh)
```

***Manual upgrade***

```bash
cd ~/polkadot-sdk
git fetch --all --tags
git checkout polkadot-stable2509-2
git submodule update --init --recursive
rm -rf target/
cargo build --release

sudo systemctl stop kusama.service
sudo cp target/release/polkadot* /usr/lib/polkadot/

sudo systemctl restart kusama.service
sudo journalctl -u kusama.service -f
```


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://services.validexis.com/mainnets/kusama/upgrade.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.