diff --git a/.travis.yml b/.travis.yml
index 1505825..a90540a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,9 +3,9 @@ os:
   - osx
 language: node_js
 node_js:
-  - '4'
-  - '6'
-  - '8'
+  - '12'
+  - '14'
+  - '16'
 services:
   - mysql
   - postgresql
diff --git a/README.md b/README.md
index 1fce7f3..051d777 100644
--- a/README.md
+++ b/README.md
@@ -23,6 +23,10 @@ Please check it https://www.smarthomejetzt.de/mit-iobroker-auf-eine-home-assista
 -->
 
 ## Changelog
+
+### __WORK IN PROGRESS__
+* (Apollon77) Fix start issue
+
 ### 1.0.0 (2020-12-13)
 * (bluefox) added the support of compact mode
 
diff --git a/appveyor.yml b/appveyor.yml
index 73142d9..1f8433a 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -2,9 +2,9 @@ version: 'test-{build}'
 os: Visual Studio 2013
 environment:
   matrix:
-    - nodejs_version: '4'
-    - nodejs_version: '6'
-    - nodejs_version: '8'
+    - nodejs_version: '12'
+    - nodejs_version: '14'
+    - nodejs_version: '16'
 platform:
   - x86
   - x64
diff --git a/lib/hass.js b/lib/hass.js
index af680eb..029174c 100644
--- a/lib/hass.js
+++ b/lib/hass.js
@@ -23,6 +23,7 @@ function HASS(options, log) {
     const requests = {};
     let connected;
     let connectTimeout = null;
+    let closed = false;
 
     function subscribeEvents(socket, callback) {
         if (socket && typeof socket.send === 'function') {
@@ -184,7 +185,7 @@ function HASS(options, log) {
                 that.emit('disconnected');
 
             }
-            if (!connectTimeout) {
+            if (!connectTimeout && !closed) {
                 setTimeout(() => {
                     connectTimeout = null;
                     that.connect();
@@ -248,6 +249,17 @@ function HASS(options, log) {
         initSocket(this.socket);
     };
 
+    this.close = function () {
+        if (connectTimeout) {
+            clearTimeout(connectTimeout);
+            connectTimeout = null;
+        }
+        closed = true;
+        if (this.socket) {
+            this.socket.close();
+        }
+    }
+
     return this;
 }
 
diff --git a/main.js b/main.js
index de220e9..20d580f 100644
--- a/main.js
+++ b/main.js
@@ -62,6 +62,11 @@ function startAdapter(options) {
     return adapter;
 }
 
+function stop(callback) {
+    hass && hass.close();
+    callback && callback();
+}
+
 function getUnit(name) {
     name = name.toLowerCase();
     if (name.indexOf('temperature') !== -1) {