> ## Documentation Index
> Fetch the complete documentation index at: https://docs.skale.space/llms.txt
> Use this file to discover all available pages before exploring further.

# Upgrade to v4.0.1

> SKALE node upgrade steps from 4.0.0 to 4.0.1

## Upgrade steps for the node server

<Steps>
  1. Update the following parameters to the new values

     ```bash theme={null}
     CONTAINER_CONFIGS_STREAM=4.0.1
     ```

  2. Run update procedure
     ```bash theme={null}
     skale node update .env --yes
     ```
</Steps>