diff --git a/hazelcast.xml b/hazelcast.xml
index 78dc826..2efe06f 100644
--- a/hazelcast.xml
+++ b/hazelcast.xml
@@ -1,9 +1,11 @@
-<hazelcast xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.hazelcast.com/schema/config http://www.hazelcast.com/schema/config/hazelcast-config-3.8.xsd" xmlns="http://www.hazelcast.com/schema/config">
+<hazelcast xsi:schemaLocation="http://www.hazelcast.com/schema/config hazelcast-config-3.12.xsd"
+           xmlns="http://www.hazelcast.com/schema/config"
+           xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
     <group>
-        <name>ona</name>
-        <password>123456</password>
+        <name>superadmin</name>
+        <password>dev-pass</password>
     </group>
-        <network>
+    <network>
         <public-address>onaintdata1</public-address>
         <port auto-increment="false">5701</port>
         <join>
diff --git a/js/index.js b/js/index.js
index 5b0fbd7..b0b0ab5 100644
--- a/js/index.js
+++ b/js/index.js
@@ -1,34 +1,22 @@
 const Haz = require('hazelcast-client');
-// const config = new Haz.Config.ClientConfig();
+
 let globalClient = null;
 
-// config.listeners.addLifecycleListener(function (state) {
-//     console.log('Lifecycle Event >>> ' + state);
-//     if(state === 'shutdown'){
-//         console.log('WE ARE DEAD!');
-//     }
-// });
+const clientConfig = new Haz.Config.ClientConfig();
 
-const cfg = {
-    network: {
-        clusterMembers: [
-            '127.0.0.1:5701',
-        ]
-    },
-    groupConfig: {
-        name: 'ona',
-        password: '123456'
-    },
-    lifecycleListeners: [
-        (state) => {
-            console.log(`Hazelcast lifecycle Event >>> ${state}`);
-        }],
-};
+// И вот это - единственный корректный способ установки значений в объект
+// конфигурации, который затем отдается в коннект и корректно работает
+// добро пожаловать в мир ява-разработчиков от IBM !
+clientConfig.groupConfig.name = 'superadmin';
+clientConfig.groupConfig.password = 'dev-pass';
+clientConfig.networkConfig.addresses.push('127.0.0.1:5701');
 
-const config = new Haz.Config.ClientConfig(cfg);
 
- Haz.Client.newHazelcastClient(config).then((client) => {
-        console.log('Success!', client);
+console.log(clientConfig);
+
+
+ Haz.Client.newHazelcastClient(clientConfig).then((client) => {
+        console.log('Success!');
         globalClient = client;
         console.log(globalClient.getLocalEndpoint());