diff --git a/CHANGELOG.md b/CHANGELOG.md
index cf9b243..02ec399 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -53,6 +53,7 @@ For major (breaking) changes - **version 4, 3 and 2** - see end of page.
 
 | Version        | Date           | Comment  |
 | -------------- | -------------- | -------- |
+| 5.2.1          | 2020-02-10     | `system()` fixed issue virtual detect (linux) |
 | 5.2.0          | 2020-02-10     | `wifiInterfces()` and `wifiConnections()` added |
 | 5.1.2          | 2020-02-08     | fixed node 4 compatibility issue |
 | 5.1.1          | 2020-02-08     | `baseboard()` added memMax, memSlots, smaller improvements Raspberry |
diff --git a/docs/history.html b/docs/history.html
index 946f916..16b1515 100644
--- a/docs/history.html
+++ b/docs/history.html
@@ -56,6 +56,11 @@
                   </tr>
                 </thead>
                 <tbody>
+                  <tr>
+                    <th scope="row">5.2.0</th>
+                    <td>2020-02-10</td>
+                    <td><span class="code">system()</span> fixed issue virtual detect (linux)</td>
+                  </tr>
                   <tr>
                     <th scope="row">5.2.0</th>
                     <td>2020-02-10</td>
diff --git a/docs/index.html b/docs/index.html
index 2615eaf..a6a6deb 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -170,7 +170,7 @@
       <img class="logo" src="assets/logo.png">
       <div class="title">systeminformation</div>
       <div class="subtitle"><span id="typed"></span>&nbsp;</div>
-      <div class="version">New Version: <span id="version">5.2.0</span></div>
+      <div class="version">New Version: <span id="version">5.2.1</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/system.js b/lib/system.js
index c73dec9..599118f 100644
--- a/lib/system.js
+++ b/lib/system.js
@@ -109,7 +109,7 @@ function system(callback) {
           }
           if (!result.virtual) {
             try {
-              const disksById = execSync('ls -1 /dev/disk/by-id/').toString();
+              const disksById = execSync('ls -1 /dev/disk/by-id/ 2>/dev/null').toString();
               if (disksById.indexOf('_QEMU_') >= 0) {
                 result.virtual = true;
                 result.virtualHost = 'QEMU';