diff --git a/CHANGELOG.md b/CHANGELOG.md
index 83b80022..01e654b5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,7 +9,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Added
 
-*
+* Shipment API `voidWaybillShipment` and `voidReturnWaybillShipment`
 
 ### Changed
 
diff --git a/src/js/api/shipment.js b/src/js/api/shipment.js
index ef744f33..c043b771 100644
--- a/src/js/api/shipment.js
+++ b/src/js/api/shipment.js
@@ -882,6 +882,78 @@ ripe.Ripe.prototype.createInvoiceShipmentP = function(number, options) {
     });
 };
 
+/**
+ * Voids the waybill for the shipment with the provided number.
+ *
+ * @param {Number} number The number of the shipment to void the waybill for.
+ * @param {Object} options An object of options to configure the request.
+ * @param {Function} callback Function with the result of the request.
+ * @returns {XMLHttpRequest} The XMLHttpRequest instance of the API request.
+ */
+ripe.Ripe.prototype.voidWaybillShipment = function(number, options, callback) {
+    callback = typeof options === "function" ? options : callback;
+    options = typeof options === "function" || options === undefined ? {} : options;
+    const url = `${this.url}shipments/${number}/waybill`;
+    options = Object.assign(options, {
+        url: url,
+        method: "DELETE",
+        auth: true
+    });
+    options = this._build(options);
+    return this._cacheURL(options.url, options, callback);
+};
+
+/**
+ * Voids the waybill for the shipment with the provided number.
+ *
+ * @param {Number} number The number of the shipment to void the waybill for.
+ * @param {Object} options An object of options to configure the request.
+ * @returns {Promise} The result of the waybill deletion.
+ */
+ripe.Ripe.prototype.voidWaybillShipmentP = function(number, options) {
+    return new Promise((resolve, reject) => {
+        this.voidWaybillShipment(number, options, (result, isValid, request) => {
+            isValid ? resolve(result) : reject(new ripe.RemoteError(request, null, result));
+        });
+    });
+};
+
+/**
+ * Voids the return waybill for the shipment with the provided number.
+ *
+ * @param {Number} number The number of the shipment to void the return waybill for.
+ * @param {Object} options An object of options to configure the request.
+ * @param {Function} callback Function with the result of the request.
+ * @returns {XMLHttpRequest} The XMLHttpRequest instance of the API request.
+ */
+ripe.Ripe.prototype.voidReturnWaybillShipment = function(number, options, callback) {
+    callback = typeof options === "function" ? options : callback;
+    options = typeof options === "function" || options === undefined ? {} : options;
+    const url = `${this.url}shipments/${number}/return_waybill`;
+    options = Object.assign(options, {
+        url: url,
+        method: "DELETE",
+        auth: true
+    });
+    options = this._build(options);
+    return this._cacheURL(options.url, options, callback);
+};
+
+/**
+ * Voids the return waybill for the shipment with the provided number.
+ *
+ * @param {Number} number The number of the shipment to void the return waybill for.
+ * @param {Object} options An object of options to configure the request.
+ * @returns {Promise} The result of the waybill deletion.
+ */
+ripe.Ripe.prototype.voidReturnWaybillShipmentP = function(number, options) {
+    return new Promise((resolve, reject) => {
+        this.voidReturnWaybillShipment(number, options, (result, isValid, request) => {
+            isValid ? resolve(result) : reject(new ripe.RemoteError(request, null, result));
+        });
+    });
+};
+
 /**
  * Manually trigger a shipment shipping status refresh.
  *