diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2714b38..d671b81 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  |
 | -------------- | -------------- | -------- |
+| 4.27.7         | 2020-10-05     | updated typescript typings, minor fixes |
 | 4.27.6         | 2020-10-02     | `get()` fixed when results are in arrays |
 | 4.27.5         | 2020-09-18     | `cpuTemperature()` fix try catch (linux) |
 | 4.27.4         | 2020-09-16     | `networkInterfaceDefault()` optimization (macOS) |
diff --git a/docs/history.html b/docs/history.html
index 2de30e9..5a35483 100644
--- a/docs/history.html
+++ b/docs/history.html
@@ -83,6 +83,11 @@
                   </tr>
                 </thead>
                 <tbody>
+                  <tr>
+                    <th scope="row">4.27.7</th>
+                    <td>2020-10-05</td>
+                    <td>updated typescript typings, minor fixes</td>
+                  </tr>
                   <tr>
                     <th scope="row">4.27.6</th>
                     <td>2020-10-02</td>
diff --git a/docs/index.html b/docs/index.html
index b44c512..34734a0 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">4.27.6</span></div>
+      <div class="version">Current Version: <span id="version">4.27.7</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">
@@ -207,7 +207,7 @@
         <div class="title">Downloads last month</div>
       </div>
       <div class="col-xl-4 col-lg-4 col-md-4 col-12">
-        <div class="numbers">349</div>
+        <div class="numbers">352</div>
         <div class="title">Dependends</div>
       </div>
     </div>
diff --git a/lib/cpu.js b/lib/cpu.js
index b4b94a2..baa87ea 100644
--- a/lib/cpu.js
+++ b/lib/cpu.js
@@ -484,6 +484,7 @@ function getCpu() {
           if (result.cache.l3) { result.cache.l3 = parseInt(result.cache.l3) * (result.cache.l3.indexOf('K') !== -1 ? 1024 : 1); }
 
           const threadsPerCore = util.getValue(lines, 'thread(s) per core') || '1';
+          const coresPerSocketInt = parseInt(util.getValue(lines, 'cores(s) per socket') || '0', 10);
           const processors = util.getValue(lines, 'socket(s)') || '1';
           let threadsPerCoreInt = parseInt(threadsPerCore, 10);
           let processorsInt = parseInt(processors, 10);
diff --git a/lib/filesystem.js b/lib/filesystem.js
index e67284d..c5a886c 100755
--- a/lib/filesystem.js
+++ b/lib/filesystem.js
@@ -1041,7 +1041,7 @@ function diskLayout(callback) {
                   if (mediaType === '3' || mediaType === 'HDD') { mediaType = 'HD'; }
                   if (mediaType === '4') { mediaType = 'SSD'; }
                   if (mediaType === '5') { mediaType = 'SCM'; }
-                  if (mediaType === 'Unspecified' && model.toLowerCase().indexOf('virtual') > -1) { mediaType = 'Virtual'; }
+                  if (mediaType === 'Unspecified' && (model.toLowerCase().indexOf('virtual') > -1 || model.toLowerCase().indexOf('vbox') > -1)) { mediaType = 'Virtual'; }
                   if (size) {
                     let i = util.findObjectByKey(result, 'serialNum', serialNum);
                     if (i === -1 || serialNum === '') {
diff --git a/lib/index.d.ts b/lib/index.d.ts
index 8ce2701..68118b3 100644
--- a/lib/index.d.ts
+++ b/lib/index.d.ts
@@ -365,9 +365,9 @@ export namespace Systeminformation {
   }
 
   interface FsStatsData {
-    rx_bytes: number;
-    wx_bytes: number;
-    tx_bytes: number;
+    rx: number;
+    wx: number;
+    tx: number;
     rx_sec: number;
     wx_sec: number;
     tx_sec: number;