diff --git a/lib/common/common.js b/lib/common/common.js
index 804ce40..f7405e0 100644
--- a/lib/common/common.js
+++ b/lib/common/common.js
@@ -95,10 +95,10 @@ export default new class newCommon {
 
     if (typeof format === 'string') {
       format = format
-        .replaceAll('dd', day)
-        .replaceAll('hh', timeObj.hour)
-        .replaceAll('mm', timeObj.minute)
-        .replaceAll('ss', timeObj.second)
+        .replace(/dd/g, day)
+        .replace(/hh/g, timeObj.hour)
+        .replace(/mm/g, timeObj.minute)
+        .replace(/ss/g, timeObj.second)
 
       return format
     }
diff --git a/model/State.js b/model/State.js
index 4ee2f8d..2fd57ea 100644
--- a/model/State.js
+++ b/model/State.js
@@ -303,8 +303,8 @@ export default new class {
         vendor, temperatureGpu, utilizationGpu,
         memoryTotal, memoryUsed, powerDraw
       } = graphics
-      temperatureGpu &&= temperatureGpu + '℃'
-      powerDraw &&= powerDraw + 'W'
+      temperatureGpu && (temperatureGpu = temperatureGpu + '℃')
+      powerDraw && (powerDraw = powerDraw + 'W')
       return {
         ...this.Circle(utilizationGpu / 100),
         inner: Math.round(utilizationGpu) + '%',