Bor v0.4.0-beta-5 - Mumbai Release

Hello All,

We are releasing a new version of Bor - v0.4.0-beta-5 for Testnet. This version includes a hard fork named Indore fork. Please upgrade your mumbai nodes before block number 37,075,456 (Polygon Block Countdown) which is expected to be mined on Tue, Jun 20 2023 around 6 AM GMT.

Instructions to Upgrade

Before proceeding, please create a backup of your bor config.toml file as well as password.txt and keystore folder.

  1. Stop bor service
sudo service bor stop
  1. Install Bor with a version tag, network name (mainnet or mumbai), and node type (sentry, validator, or archive).
# Replace the node type
curl -L | bash -s -- v0.4.0-beta-5
 <network> <node_type>
  1. Check bor version
/usr/bin/bor version

# It should print 
# 0.4.0-beta-5
  1. Restart bor service
sudo service bor start

Change Log

Docker Images

You can find the latest docker images here:

Bor: Docker


Polygon Team