diff --git a/CHANGELOG.md b/CHANGELOG.md
index f297747..fcf3719 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  |
 | -------------- | -------------- | -------- |
+| 4.19.1         | 2020-01-14     | `osInfo()` uefi fix windows |
 | 4.19.0         | 2020-01-12     | `osInfo()` added uefi |
 | 4.18.3         | 2020-01-10     | `fsSize()` fix excluding loop/snap devices |
 | 4.18.2         | 2020-01-10     | `memLayout()` fix memsize linux (modules >= 32 GB) |
diff --git a/docs/history.html b/docs/history.html
index 93306e3..13e2dc8 100644
--- a/docs/history.html
+++ b/docs/history.html
@@ -83,6 +83,11 @@
                   </tr>
                 </thead>
                 <tbody>
+                  <tr>
+                    <th scope="row">4.19.1</th>
+                    <td>2020-01-14</td>
+                    <td><span class="code">osInfo()</span> uefi fix windows</td>
+                  </tr>
                   <tr>
                     <th scope="row">4.19.0</th>
                     <td>2020-01-12</td>
diff --git a/docs/index.html b/docs/index.html
index cf0501a..f414e98 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">4.19.0</span></div>
+      <div class="version">Current Version: <span id="version">4.19.1</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">
@@ -206,7 +206,7 @@
         <div class="title">Downloads last month</div>
       </div>
       <div class="col-xl-4 col-lg-4 col-md-4 col-12">
-        <div class="numbers">235</div>
+        <div class="numbers">236</div>
         <div class="title">Dependends</div>
       </div>
     </div>
diff --git a/lib/osinfo.js b/lib/osinfo.js
index 85ae086..26ab2b1 100644
--- a/lib/osinfo.js
+++ b/lib/osinfo.js
@@ -336,13 +336,17 @@ function isUefiLinux() {
 function isUefiWindows() {
   return new Promise((resolve) => {
     process.nextTick(() => {
-      exec('%windir%\\Panther\\setupact.log | findstr "Detected boot environment" ', util.execOptsWin, function (error, stdout) {
-        if (!error) {
-          const line = stdout.toString().split('\n\r')[0];
-          resolve(line.toLowerCase().indexOf('uefi') >= 0);
-        }
+      try {
+        exec('type %windir%\\Panther\\setupact.log | findstr "Detected boot environment" ', util.execOptsWin, function (error, stdout) {
+          if (!error) {
+            const line = stdout.toString().split('\n\r')[0];
+            resolve(line.toLowerCase().indexOf('uefi') >= 0);
+          }
+          resolve(false);
+        });
+      } catch(e) {
         resolve(false);
-      });
+      }
     });
   });
 }