Unable to connect metamask on Binance Smart Chain to pay bounty

**Describe the bug**
I'm trying to pay the bounty for this issue https://gitcoin.co/issue/elyseos/btcbridge/1/100027037#. I can connect metamask via Ethereum network but when I change to BSC metamask disconnects.

**To Reproduce**
Set-up metamask on BSC and tey to connect to gitcoin

**Expected behavior**
Metamask to cnnect and to be able to pay the bounty with the BNB I have in my wallet

**Screenshots**

**Desktop (please complete the following information):**

- OS: Macos
- Browser: Firefox (also tried on chrome to resolve)
- Browser Version: FF- 94.0.1 (64-bit) Chrome- Version 95.0.4638.69

**Smartphone (please complete the following information):**

- Device:
- OS:
- Browser:
- Version:

**Additional context**