> For the complete documentation index, see [llms.txt](https://service.block-pro.net/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://service.block-pro.net/mainnet/lava/upgrade.md).

# Upgrade

## Update instruction on block 1663000

```
cd $HOME
wget -O lavad https://github.com/lavanet/lava/releases/download/v4.1.0/lavad-v4.1.0-linux-amd64
chmod +x $HOME/lavad
sudo mv $HOME/lavad $(which lavad)
```

{% hint style="info" %}
Check the node version:
{% endhint %}

```
lavad version --long | grep -e commit -e version

Result:
#version: 4.1.0
#commit: c57c9f807ef914e810276d5895fac7aa9b2a82ab
```

Restart the node

```
sudo systemctl restart lavad && sudo journalctl -fu lavad -o cat
```