diff --git a/README.md b/README.md
index c3c4df1..c8c941e 100644
--- a/README.md
+++ b/README.md
@@ -23,6 +23,7 @@ This smart contract is intended to be used with
 | xDai    | [0xb5b692a88bdfc81ca69dcb1d924f59f0413a602a](https://blockscout.com/poa/dai/address/0xb5b692a88bdfc81ca69dcb1d924f59f0413a602a) |
 | Polygon | [0x11ce4B23bD875D7F5C6a31084f55fDe1e9A87507](https://explorer-mainnet.maticvigil.com/address/0x11ce4B23bD875D7F5C6a31084f55fDe1e9A87507/contracts)
 | Mumbai  | [0x08411ADd0b5AA8ee47563b146743C13b3556c9Cc](https://explorer-mumbai.maticvigil.com/address/0x08411ADd0b5AA8ee47563b146743C13b3556c9Cc/transactions)
+| Klaytn Cypress | [0xf1063e3db53d0e08a9221112658b9c1c96145b10] (https://scope.klaytn.com/account/0xf1063e3db53d0e08a9221112658b9c1c96145b10)
 
 ### Multicall2 Contract Addresses
 Multicall2 is the same as Multicall, but provides addition functions that allow calls within the batch to fail. Useful for situations where a call may fail depending on the state of the contract.
@@ -34,7 +35,7 @@ Multicall2 is the same as Multicall, but provides addition functions that allow
 | Rinkeby | [0x5ba1e12693dc8f9c48aad8770482f4739beed696](https://rinkeby.etherscan.io/address/0x5ba1e12693dc8f9c48aad8770482f4739beed696#contracts) |
 | Görli   | [0x5ba1e12693dc8f9c48aad8770482f4739beed696](https://goerli.etherscan.io/address/0x5ba1e12693dc8f9c48aad8770482f4739beed696#contracts) |
 | Ropsten | [0x5ba1e12693dc8f9c48aad8770482f4739beed696](https://ropsten.etherscan.io/address/0x5ba1e12693dc8f9c48aad8770482f4739beed696#code) |
-
+| Klaytn Cypress | [0x1b15be2d0bc676d2633ec729eda11d1469c11eae] (https://scope.klaytn.com/account/0x1b15be2d0bc676d2633ec729eda11d1469c11eae)
 ### Third-Party Deployments
 
 The following addresses have been submitted by external contributors and have not been vetted by Multicall maintainers.