diff --git a/lib/cpu.js b/lib/cpu.js
index 3a438e4..e334894 100644
--- a/lib/cpu.js
+++ b/lib/cpu.js
@@ -409,14 +409,17 @@ function getCpu() {
         cache: {}
       };
       if (_darwin) {
-        exec('sysctl machdep.cpu hw.cpufrequency_max hw.cpufrequency_min hw.packages hw.physicalcpu_max hw.ncpu', function (error, stdout) {
-          // if (!error) {
+        exec('sysctl machdep.cpu hw.cpufrequency_max hw.cpufrequency_min hw.packages hw.physicalcpu_max hw.ncpu hw.tbfrequency', function (error, stdout) {
           let lines = stdout.toString().split('\n');
           const modelline = util.getValue(lines, 'machdep.cpu.brand_string');
           const modellineParts = modelline.split('@');
           result.brand = modellineParts[0].trim();
           result.speed = modellineParts[1] ? modellineParts[1].trim() : '0';
           result.speed = parseFloat(result.speed.replace(/GHz+/g, '')).toFixed(2);
+          let tbFrequency = util.getValue(lines, 'hw.tbfrequency') / 1000000000.0;
+          tbFrequency = tbFrequency < 1 ? tbFrequency * 1000 : tbFrequency;
+          result.speed = result.speed === '0.00' ? tbFrequency.toFixed(2) : result.speed;
+
           _cpu_speed = result.speed;
           result = cpuBrandManufacturer(result);
           result.speedmin = (util.getValue(lines, 'hw.cpufrequency_min') / 1000000000.0).toFixed(2);
@@ -428,6 +431,9 @@ function getCpu() {
           const countProcessors = util.getValue(lines, 'hw.packages');
           const countCores = util.getValue(lines, 'hw.physicalcpu_max');
           const countThreads = util.getValue(lines, 'hw.ncpu');
+          if (os.arch === 'arm64') {
+            result.socket = 'SOC';
+          }
           if (countProcessors) {
             result.processors = parseInt(countProcessors) || 1;
           }
@@ -435,7 +441,6 @@ function getCpu() {
             result.cores = parseInt(countThreads) || util.cores();
             result.physicalCores = parseInt(countCores) || util.cores();
           }
-          // }
           cpuCache().then(res => {
             result.cache = res;
             resolve(result);
@@ -719,7 +724,8 @@ function getCpuCurrentSpeedSync() {
         if (cpus[i].speed > maxFreq) maxFreq = cpus[i].speed;
         if (cpus[i].speed < minFreq) minFreq = cpus[i].speed;
       }
-      cores.push(parseFloat(((cpus[i].speed + 1) / 1000).toFixed(2)));
+      const freq = (cpus[i].speed + 1) / 1000;
+      cores.push(parseFloat((freq < 0.1 ? freq * 1000 : freq).toFixed(2)));
     }
     avgFreq = avgFreq / cpus.length;
     return {
diff --git a/lib/filesystem.js b/lib/filesystem.js
index 49c223a..edcc0e0 100755
--- a/lib/filesystem.js
+++ b/lib/filesystem.js
@@ -41,7 +41,7 @@ function fsSize(callback) {
   let macOsDisks = [];
 
   function getmacOsFsType(fs) {
-    if (!fs.startsWith('/')) { return 'NFS' };
+    if (!fs.startsWith('/')) { return 'NFS'; }
     const parts = fs.split('/');
     const fsShort = parts[parts.length - 1];
     const macOsDisksSingle = macOsDisks.filter(item => item.indexOf(fsShort) >= 0)
@@ -1023,7 +1023,7 @@ function diskLayout(callback) {
       }
       if (_windows) {
         try {
-          util.wmic('diskdrive get /value').then((stdout, error) => {
+          util.wmic('diskdrive get /value').then((stdout) => {
             let devices = stdout.toString().split(/\n\s*\n/);
             devices.forEach(function (device) {
               let lines = device.split('\r\n');