diff --git a/package-lock.json b/package-lock.json
index 37f46cd2d..841406544 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "opensea-js",
-  "version": "6.1.12",
+  "version": "6.1.13",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "opensea-js",
-      "version": "6.1.12",
+      "version": "6.1.13",
       "hasInstallScript": true,
       "license": "MIT",
       "dependencies": {
diff --git a/package.json b/package.json
index f7434a5c4..dc838e279 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "opensea-js",
-  "version": "6.1.12",
+  "version": "6.1.13",
   "description": "JavaScript SDK for the OpenSea marketplace helps developers build new experiences using NFTs and our marketplace data!",
   "license": "MIT",
   "author": "OpenSea Developers",
diff --git a/src/types.ts b/src/types.ts
index f955519b4..e5f8bba9e 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -135,7 +135,7 @@ export enum Chain {
   /** Binance Smart Chain Testnet */
   BNBTestnet = "bsctestnet",
   /** Arbitrum Testnet */
-  ArbitrumGoerli = "arbitrum_goerli",
+  ArbitrumSepolia = "arbitrum_sepolia",
   /** Avalanche Fuji Testnet */
   Fuji = "avalanche_fuji",
   /** Optimism Goerli Testnet */
diff --git a/src/utils/utils.ts b/src/utils/utils.ts
index 7f1771512..de67386a7 100644
--- a/src/utils/utils.ts
+++ b/src/utils/utils.ts
@@ -404,7 +404,7 @@ export const isTestChain = (chain: Chain): boolean => {
     case Chain.Baobab:
     case Chain.BaseGoerli:
     case Chain.BNBTestnet:
-    case Chain.ArbitrumGoerli:
+    case Chain.ArbitrumSepolia:
     case Chain.Fuji:
     case Chain.OptimismGoerli:
     case Chain.SolanaDevnet: