# Where the chi gas tokens disappear from 1inch DEX?

**URL:** <https://gov.1inch.network/t/where-the-chi-gas-tokens-disappear-from-1inch-dex/166>\
**Category:** 1.0 General\
**Created:** [October 1, 2021, 1:30am UTC](https://gov.1inch.network/t/where-the-chi-gas-tokens-disappear-from-1inch-dex/166 "2021-10-01T01:30:57Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![paulmason](https://avatars.discourse-cdn.com/v4/letter/p/a6a055/32.png) [@paulmason](https://gov.1inch.network/u/paulmason)\
**Post date:** [October 1, 2021, 1:30am UTC](https://gov.1inch.network/t/where-the-chi-gas-tokens-disappear-from-1inch-dex/166/1 "2021-10-01T01:30:57Z")

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where the chi gas tokens disappear from 1inch DEX ? It’s no longer available? it become a useless token ?

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**Author:** ![flare](https://avatars.discourse-cdn.com/v4/letter/f/c0e974/32.png) [@flare](https://gov.1inch.network/u/flare)\
**Post date:** [October 1, 2021, 2:28am UTC](https://gov.1inch.network/t/where-the-chi-gas-tokens-disappear-from-1inch-dex/166/2 "2021-10-01T02:28:01Z")

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yes，after ETH update！

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**Author:** ![Anonymous437](https://avatars.discourse-cdn.com/v4/letter/a/977dab/32.png) [@Anonymous437](https://gov.1inch.network/u/Anonymous437)\
**Post date:** [October 5, 2021, 1:33pm UTC](https://gov.1inch.network/t/where-the-chi-gas-tokens-disappear-from-1inch-dex/166/3 "2021-10-05T13:33:18Z")

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Unfortunately, due to restructuring of gas mechanics on Ethereum, CHI no longer works as a gas token after EIP 1559, and is now deprecated. That said, it does still work on BSC.

You can read more about it in [this article](https://blog.1inch.io/ethereums-london-hard-fork-will-make-some-tokens-useless-4c7e47e84cfd).