diff --git a/package.json b/package.json
index b49358ef5..8f9efb727 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "opensea-js",
-  "version": "6.1.2",
+  "version": "6.1.3",
   "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/orders/types.ts b/src/orders/types.ts
index 11cac631c..aa7b5b32d 100644
--- a/src/orders/types.ts
+++ b/src/orders/types.ts
@@ -39,6 +39,7 @@ export type OrderV2 = {
   clientSignature: string | null;
   makerAssetBundle: OpenSeaAssetBundle;
   takerAssetBundle: OpenSeaAssetBundle;
+  remainingQuantity: number;
 };
 
 export type FulfillmentDataResponse = {
@@ -116,6 +117,7 @@ export type SerializedOrderV2 = {
   client_signature: string | null;
   maker_asset_bundle: unknown;
   taker_asset_bundle: unknown;
+  remaining_quantity: number;
 };
 
 export type QueryCursors = {
diff --git a/src/orders/utils.ts b/src/orders/utils.ts
index 757fc2fc1..45d24d08e 100644
--- a/src/orders/utils.ts
+++ b/src/orders/utils.ts
@@ -182,5 +182,6 @@ export const deserializeOrder = (order: SerializedOrderV2): OrderV2 => {
     clientSignature: order.client_signature,
     makerAssetBundle: assetBundleFromJSON(order.maker_asset_bundle),
     takerAssetBundle: assetBundleFromJSON(order.taker_asset_bundle),
+    remainingQuantity: order.remaining_quantity,
   };
 };
diff --git a/test/utils/utils.ts b/test/utils/utils.ts
index 09b93e7b6..f60c40739 100644
--- a/test/utils/utils.ts
+++ b/test/utils/utils.ts
@@ -22,6 +22,7 @@ export const expectValidOrder = (order: OrderV2) => {
     "markedInvalid",
     "makerAssetBundle",
     "takerAssetBundle",
+    "remainingQuantity",
   ];
   for (const field of requiredFields) {
     expect(field in order).to.be.true;