diff --git a/CHANGELOG.md b/CHANGELOG.md
index a6cd409..1807188 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -30,6 +30,7 @@ For major (breaking) changes - version 3 and 2 see end of page.
 
 | Version        | Date           | Comment  |
 | -------------- | -------------- | -------- |
+| 4.11.2         | 2019-06-16     | `wifiNetworks()` bug fixes |
 | 4.11.1         | 2019-06-15     | updated docs |
 | 4.11.0         | 2019-06-14     | `wifiNetworks()` added available wifi networks |
 | 4.10.0         | 2019-06-14     | `graphics()` windows multiple display support |
diff --git a/README.md b/README.md
index 8a9c020..08b6331 100644
--- a/README.md
+++ b/README.md
@@ -40,6 +40,8 @@ This next major version release 4.0 comes with several optimizations and changes
 - reworked network section: this will now return more information and allows to get networkStats for more than one interface at once.
 - dockerContainerStats for multiple containers or all containers at once
 - optimized graphics controller and display detection
+- added wifiNetworks to get available wifi networks
+- added vboxInfo to get detailed vm information
 - added chassis information
 - better Raspberry-PI detection
 - lot of minor improvements
diff --git a/docs/history.html b/docs/history.html
index 3b6922a..c402c3a 100644
--- a/docs/history.html
+++ b/docs/history.html
@@ -47,7 +47,7 @@
               <ul>
                 <li><span class="code">chassis()</span> chassis information</li>
                 <li><span class="code">vboxInfo()</span> detailed virtualBox VM information</li>
-                <li><span class="code">wifi()</span> detailed information about available wifi networks</li>
+                <li><span class="code">wifiNetworks()</span> detailed information about available wifi networks</li>
               </ul>
               <h4>Breaking Changes</h4>
               <ul>
@@ -83,6 +83,11 @@
                   </tr>
                 </thead>
                 <tbody>
+                  <tr>
+                    <th scope="row">4.11.2</th>
+                    <td>2019-06-16</td>
+                    <td><span class="code">wifiNetworks()</span> bug fixes</td>
+                  </tr>
                   <tr>
                     <th scope="row">4.11.1</th>
                     <td>2019-06-15</td>
@@ -91,7 +96,7 @@
                   <tr>
                     <th scope="row">4.11.0</th>
                     <td>2019-06-14</td>
-                    <td><span class="code">wifi()</span> added available wifi networks</td>
+                    <td><span class="code">wifiNetworks()</span> added available wifi networks</td>
                   </tr>
                   <tr>
                     <th scope="row">4.10.0</th>
diff --git a/docs/index.html b/docs/index.html
index fd50ea2..3194d87 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -168,7 +168,7 @@
       <img class="logo" src="assets/logo.png">
       <div class="title">systeminformation</div>
       <div class="subtitle"><span id="typed"></span></div>
-      <div class="version">Current Version: <span id="version">4.11.0</span></div>
+      <div class="version">Current Version: <span id="version">4.11.2</span></div>
       <button class="btn btn-light" onclick="location.href='https://github.com/sebhildebrandt/systeminformation'">View on Github <i class=" fab fa-github"></i></button>
     </div>
     <div class="down">
diff --git a/lib/index.js b/lib/index.js
index 15795e6..c2057be 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -351,7 +351,7 @@ exports.networkInterfaces = network.networkInterfaces;
 exports.networkStats = network.networkStats;
 exports.networkConnections = network.networkConnections;
 
-exports.wifi = wifi.wifi;
+exports.wifiNetworks = wifi.wifiNetworks;
 
 exports.services = processes.services;
 exports.processes = processes.processes;
diff --git a/lib/wifi.js b/lib/wifi.js
index 64ca3b5..55365a9 100644
--- a/lib/wifi.js
+++ b/lib/wifi.js
@@ -171,7 +171,7 @@ function wifiNetworks(callback) {
                       wpaFlags = wpaFlags.concat(parts[1].replace(')', '').split(','));
                     }
                   });
-                  wpaFlags = [...new Set(wpaFlags)];
+                  wpaFlags = Array.from(new Set(wpaFlags));
                   result.push({
                     ssid: line.substring(parsedhead[0].from, parsedhead[0].to).trim(),
                     bssid: line.substring(parsedhead[1].from, parsedhead[1].to).trim(),