<p><img src="https://images.cointelegraph.com/images/840_aHR0cHM6Ly9zMy5jb2ludGVsZWdyYXBoLmNvbS91cGxvYWRzLzIwMjQtMDkvMDE5MjI4MmUtMDZkZC03MGQ2LTg5NjAtMjBhM2NhMWY2YjUy.jpg"></p><p>Vitalik Buterin noted that Celo’s second L2 testnet, Alfajores, will be upgraded to Ethereum L2 on Sept. 26.</p>