diff --git a/CHANGELOG.md b/CHANGELOG.md
index 510915e..a2e54ef 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  |
 | -------------- | -------------- | -------- |
+| 4.22.2         | 2020-02-20     | `memLayout()` raspberry PI mem voltage fix |
 | 4.22.1         | 2020-02-17     | `memLayout()` raspberry PI support |
 | 4.22.0         | 2020-02-17     | `services()` added pids (windows) |
 | 4.21.3         | 2020-02-16     | `versions()` fixed mysql version (macOS) |
diff --git a/README.md b/README.md
index 4d3bd8b..5f6d603 100644
--- a/README.md
+++ b/README.md
@@ -85,13 +85,13 @@ si.cpu()
 
 (last 7 major and minor version releases)
 
+- Version 4.22.0: `services()` added pids (windows)
 - Version 4.21.0: added npx copmpatibility
 - Version 4.20.0: `battery()` added designcapacity, voltage, unit
 - Version 4.19.0: `osInfo()` added uefi (OS uses UEFI during startup)
 - Version 4.18.0: `networkInterfaces()` added dhcp for mac os, added dhcp linux fallback
 - Version 4.17.0: `networkInterfaces()` added dhcp, dnsSuffix, ieee8021xAuth, ieee8021xState
 - Version 4.16.0: `networkGatewayDefault()` added
-- Version 4.15.0: `cpu()` added governor (linux)
 - ...
 
 You can find all changes here: [detailed changelog][changelog-url]
diff --git a/docs/history.html b/docs/history.html
index 8568500..955cb4f 100644
--- a/docs/history.html
+++ b/docs/history.html
@@ -83,6 +83,11 @@
                   </tr>
                 </thead>
                 <tbody>
+                  <tr>
+                    <th scope="row">4.22.2</th>
+                    <td>2020-02-19</td>
+                    <td><span class="code">memLayout()</span> raspberry PI mem voltage fix</td>
+                  </tr>
                   <tr>
                     <th scope="row">4.22.1</th>
                     <td>2020-02-17</td>
diff --git a/docs/index.html b/docs/index.html
index 95bb7ee..ff6f165 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">4.22.1</span></div>
+      <div class="version">Current Version: <span id="version">4.22.2</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/memory.js b/lib/memory.js
index ace26ac..19eff2f 100644
--- a/lib/memory.js
+++ b/lib/memory.js
@@ -359,11 +359,11 @@ function memLayout(callback) {
 
                 stdout = execSync('vcgencmd measure_volts sdram_p 2>/dev/null');
                 lines = stdout.toString().split('\n');
-                let voltage = parseInt(util.getValue(lines, 'sdram_freq', '=', true), 10) || 0;
+                let voltage = parseFloat(util.getValue(lines, 'volt', '=', true), 10) || 0;
                 if (voltage) {
-                  result.voltageConfigured = voltage;
-                  result.voltageMin = voltage;
-                  result.voltageMax = voltage;
+                  result[0].voltageConfigured = voltage;
+                  result[0].voltageMin = voltage;
+                  result[0].voltageMax = voltage;
                 }
               }
             } catch (e) {