diff --git a/CHANGELOG.md b/CHANGELOG.md
index c45376a..1bc363c 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  |
 | -------------- | -------------- | -------- |
+| 4.1.6          | 2019-04-24     | `memory()` swap used fix (linux) |
 | 4.1.5          | 2019-04-19     | refactored `wmic` calls to work also on Windows XP |
 | 4.1.4          | 2019-03-26     | `networkInterfaces()` speed bug (windows) |
 | 4.1.3          | 2019-03-24     | wmic path detection (windows) |
diff --git a/docs/history.html b/docs/history.html
index bf12749..57bef67 100644
--- a/docs/history.html
+++ b/docs/history.html
@@ -80,6 +80,11 @@
                   </tr>
                 </thead>
                 <tbody>
+                  <tr>
+                    <th scope="row">4.1.6</th>
+                    <td>2019-04-24</td>
+                    <td><span class="code">memory()</span> swap used fix (linux)</td>
+                  </tr>
                   <tr>
                     <th scope="row">4.1.5</th>
                     <td>2019-04-19</td>
diff --git a/docs/index.html b/docs/index.html
index 6059594..d37a372 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></div>
-      <div class="version">Current Version: <span id="version">4.1.5</span></div>
+      <div class="version">Current Version: <span id="version">4.1.6</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">
@@ -201,7 +201,7 @@
         <div class="title">Downloads last month</div>
       </div>
       <div class="col-xl-4 col-lg-4 col-md-4 col-12">
-        <div class="numbers">153</div>
+        <div class="numbers">154</div>
         <div class="title">Dependends</div>
       </div>
     </div>
diff --git a/lib/memory.js b/lib/memory.js
index 7067bf4..5df939e 100644
--- a/lib/memory.js
+++ b/lib/memory.js
@@ -152,8 +152,7 @@ function mem(callback) {
             result.swaptotal = result.swaptotal ? result.swaptotal * 1024 : 0;
             result.swapfree = parseInt(util.getValue(lines, 'swapfree'), 10);
             result.swapfree = result.swapfree ? result.swapfree * 1024 : 0;
-            result.swapused = parseInt(util.getValue(lines, 'swapcached'), 10);
-            result.swapused = result.swapused ? result.swapused * 1024 : 0;
+            result.swapused = result.swaptotal - result.swapfree;
           }
           if (callback) { callback(result); }
           resolve(result);