diff --git a/lib/audio.js b/lib/audio.js
index 4b519fd..e632c95 100644
--- a/lib/audio.js
+++ b/lib/audio.js
@@ -194,7 +194,7 @@ function audio(callback) {
         });
       }
       if (_windows) {
-        util.wmic('path Win32_SoundDevice get /value', function (error, stdout) {
+        util.wmic('path Win32_SoundDevice get /value').then((stdout, error) => {
           if (!error) {
             const parts = stdout.toString().split(/\n\s*\n/);
             for (let i = 0; i < parts.length; i++) {
diff --git a/lib/bluetooth.js b/lib/bluetooth.js
index bc05b08..cef989f 100644
--- a/lib/bluetooth.js
+++ b/lib/bluetooth.js
@@ -158,7 +158,7 @@ function bluetoothDevices(callback) {
         });
       }
       if (_windows) {
-        util.wmic('path Win32_PNPEntity get /value', function (error, stdout) {
+        util.wmic('path Win32_PNPEntity get /value').then((stdout, error) => {
           if (!error) {
             const parts = stdout.toString().split(/\n\s*\n/);
             for (let i = 0; i < parts.length; i++) {
diff --git a/lib/printer.js b/lib/printer.js
index 05265a2..5246b19 100644
--- a/lib/printer.js
+++ b/lib/printer.js
@@ -186,7 +186,7 @@ function printer(callback) {
         });
       }
       if (_windows) {
-        util.wmic('printer get /value', function (error, stdout) {
+        util.wmic('printer get /value').then((stdout, error) => {
           if (!error) {
             const parts = stdout.toString().split(/\n\s*\n/);
             for (let i = 0; i < parts.length; i++) {
diff --git a/lib/usb.js b/lib/usb.js
index 5d1511c..2b547ef 100644
--- a/lib/usb.js
+++ b/lib/usb.js
@@ -263,7 +263,7 @@ function usb(callback) {
         });
       }
       if (_windows) {
-        util.wmic('Path CIM_LogicalDevice where "Description like \'USB%\'" get /value', function (error, stdout) {
+        util.wmic('Path CIM_LogicalDevice where "Description like \'USB%\'" get /value').then((stdout, error) => {
           if (!error) {
             const parts = stdout.toString().split(/\n\s*\n/);
             for (let i = 0; i < parts.length; i++) {
diff --git a/lib/util.js b/lib/util.js
index 94a30be..5952034 100644
--- a/lib/util.js
+++ b/lib/util.js
@@ -319,14 +319,13 @@ function getWmic() {
   return wmicPath;
 }
 
-function wmic(command, options) {
-  options = options || execOptsWin;
+function wmic(command) {
   return new Promise((resolve) => {
     process.nextTick(() => {
       try {
-        exec(WINDIR + '\\system32\\chcp.com 65001 | ' + getWmic() + ' ' + command, options, function (error, stdout) {
-          resolve(stdout, error);
-        }).stdin.end();
+        powerShell(getWmic() + ' ' + command).then(stdout => {
+          resolve(stdout, '');
+        });
       } catch (e) {
         resolve('', e);
       }
@@ -334,6 +333,21 @@ function wmic(command, options) {
   });
 }
 
+// function wmic(command, options) {
+//   options = options || execOptsWin;
+//   return new Promise((resolve) => {
+//     process.nextTick(() => {
+//       try {
+//         exec(WINDIR + '\\system32\\chcp.com 65001 | ' + getWmic() + ' ' + command, options, function (error, stdout) {
+//           resolve(stdout, error);
+//         }).stdin.end();
+//       } catch (e) {
+//         resolve('', e);
+//       }
+//     });
+//   });
+// }
+
 function getVboxmanage() {
   return _windows ? `"${process.env.VBOX_INSTALL_PATH || process.env.VBOX_MSI_INSTALL_PATH}\\VBoxManage.exe"` : 'vboxmanage';
 }