diff --git a/src/resources/orders.js b/src/resources/orders.js
index 9f4d98f..7334981 100644
--- a/src/resources/orders.js
+++ b/src/resources/orders.js
@@ -178,6 +178,34 @@ class Orders {
 			validationContext: utils.CustomInternalPostProcessing.fromJsonWithStatus,
 		}, callback)
 	}
+
+	/**
+	 * Update an Order
+	 *
+	 * @see {@link https://route4me.io/docs/#update-an-order}
+	 * @category Orders
+	 * @since 0.1.11
+	 *
+	 * @param {number}                  id   - Order ID
+	 * @param {jsonschema:Orders.Order} data - Order data
+	 * @param {module:route4me-node~RequestCallback<jsonschema:Orders.Order>} [callback]
+	 */
+	update(id, data, callback) {
+		const qs = {
+			"redirect": 0,
+		}
+		const body = utils.clone(data)
+		body["order_id"] = Number(id)
+
+		return this.r._makeRequest({
+			method: "PUT",
+			path: "/api.v4/order.php",
+			qs,
+			body,
+			validationContext: "Orders.Order",
+		}, callback)
+	}
+
 }
 
 module.exports = Orders
diff --git a/test/resources/orders.spec.js b/test/resources/orders.spec.js
index 94eb665..db77d4f 100644
--- a/test/resources/orders.spec.js
+++ b/test/resources/orders.spec.js
@@ -175,6 +175,56 @@ describe(helper.toSuiteName(__filename), () => {
 			})
 		})
 
+		describe("update", () => {
+			beforeEach(() => {
+				saMock.put("*",  (r) => {
+					req = r
+					req.method = "PUT"
+					return { body: { } }
+				})
+			})
+
+			afterEach(() => {
+				saMock.clearRoutes()
+			})
+
+			const orderId = "7205711"
+			const data = {
+				"order_id": "34",
+				"address_2": "Lviv",
+				"EXT_FIELD_custom_data": [
+					{
+						"customer_no": 11
+					}
+				],
+				"EXT_FIELD_phone": "032268593"
+			}
+
+			it("should call route4me", (done) => {
+				resource.update(orderId, data, (err, res) => {
+					expect(err).not.exist
+					expect(res).exist
+
+					helper.expectRequest(req,
+						"PUT", "https://route4me.com/api.v4/order.php", {
+							"redirect": "0",
+						}, {
+							"order_id": 7205711,
+							"address_2": "Lviv",
+							"EXT_FIELD_custom_data": [
+								{
+									"customer_no": 11
+								}
+							],
+							"EXT_FIELD_phone": "032268593"
+						}
+					)
+
+					done()
+				})
+			})
+		})
+
 		describe("remove", () => {
 			beforeEach(() => {
 				saMock.del("*",  (r) => {