diff --git a/README.md b/README.md
index edf05b19..99532713 100644
--- a/README.md
+++ b/README.md
@@ -157,7 +157,7 @@ let instance;
 before(function(done) {
   instance = new S3rver({
     port: 4569,
-    hostname: 'localhost',
+    address: 'localhost',
     silent: false,
     directory: '/tmp/s3rver_test_directory',
   }).run(done);