diff --git a/test/client-test.js b/test/client-test.js
index e9373358..6bea5e0a 100644
--- a/test/client-test.js
+++ b/test/client-test.js
@@ -1470,6 +1470,18 @@ var fs = require('fs'),
           });
       });
 
+      it('should allow customization of envelope Soap Url', function (done) {
+        soap.createClient(__dirname + '/wsdl/default_namespace.wsdl', Object.assign({ envelopeSoapUrl: 'http://example.com/v1' }, meta.options), function (err, client) {
+          assert.ok(client);
+          assert.ifError(err);
+  
+          client.MyOperation({}, function (err, result) {
+            assert.notEqual(client.lastRequest.indexOf('xmlns:soap=\"http://example.com/v1\"'), -1);
+            done();
+          });
+        });
+      });
+
       it('should add soap headers', function (done) {
         soap.createClientAsync(__dirname + '/wsdl/default_namespace.wsdl', meta.options)
           .then(function (client) {