diff --git a/contracts/ethscan/address.go b/contracts/ethscan/address.go
index 69dd5c9f9..a3e7a4b2f 100644
--- a/contracts/ethscan/address.go
+++ b/contracts/ethscan/address.go
@@ -11,7 +11,9 @@ var errorNotAvailableOnChainID = errors.New("not available for chainID")
 var contractAddressByChainID = map[uint64]common.Address{
 	1:      common.HexToAddress("0x08A8fDBddc160A7d5b957256b903dCAb1aE512C5"), // mainnet
 	5:      common.HexToAddress("0x08A8fDBddc160A7d5b957256b903dCAb1aE512C5"), // goerli
+	10:     common.HexToAddress("0x9e5076df494fc949abc4461f4e57592b81517d81"), // optimism
 	420:    common.HexToAddress("0xf532c75239fa61b66d31e73f44300c46da41aadd"), // goerli optimism
+	42161:  common.HexToAddress("0xbb85398092b83a016935a17fc857507b7851a071"), // arbitrum
 	421613: common.HexToAddress("0xec21ebe1918e8975fc0cd0c7747d318c00c0acd5"), // goerli arbitrum
 }