diff --git a/services/wallet/thirdparty/opensea/client_v2.go b/services/wallet/thirdparty/opensea/client_v2.go
index 2d6510e03..7dd408531 100644
--- a/services/wallet/thirdparty/opensea/client_v2.go
+++ b/services/wallet/thirdparty/opensea/client_v2.go
@@ -22,7 +22,7 @@ func getV2BaseURL(chainID walletCommon.ChainID) (string, error) {
 	switch uint64(chainID) {
 	case walletCommon.EthereumMainnet, walletCommon.ArbitrumMainnet, walletCommon.OptimismMainnet:
 		return "https://api.opensea.io/v2", nil
-	case walletCommon.EthereumGoerli, walletCommon.EthereumSepolia, walletCommon.ArbitrumGoerli, walletCommon.OptimismGoerli:
+	case walletCommon.EthereumGoerli, walletCommon.EthereumSepolia, walletCommon.ArbitrumGoerli, walletCommon.ArbitrumSepolia, walletCommon.OptimismGoerli:
 		return "https://testnets-api.opensea.io/v2", nil
 	}
 
diff --git a/services/wallet/thirdparty/opensea/types_v2.go b/services/wallet/thirdparty/opensea/types_v2.go
index 1880d74b1..d6adba523 100644
--- a/services/wallet/thirdparty/opensea/types_v2.go
+++ b/services/wallet/thirdparty/opensea/types_v2.go
@@ -23,6 +23,7 @@ const (
 	ethereumGoerliString  = "goerli"
 	ethereumSepoliaString = "sepolia"
 	arbitrumGoerliString  = "arbitrum_goerli"
+	arbitrumSepoliaString = "arbitrum_sepolia"
 	optimismGoerliString  = "optimism_goerli"
 )
 
@@ -43,6 +44,8 @@ func chainIDToChainString(chainID walletCommon.ChainID) string {
 		chainString = ethereumSepoliaString
 	case walletCommon.ArbitrumGoerli:
 		chainString = arbitrumGoerliString
+	case walletCommon.ArbitrumSepolia:
+		chainString = arbitrumSepoliaString
 	case walletCommon.OptimismGoerli:
 		chainString = optimismGoerliString
 	}