diff --git a/management-panel/app/Filament/Widgets/CPUStatus.php b/management-panel/app/Filament/Widgets/CPUStatus.php
index a6d2965..d31ca13 100644
--- a/management-panel/app/Filament/Widgets/CPUStatus.php
+++ b/management-panel/app/Filament/Widgets/CPUStatus.php
@@ -36,7 +36,6 @@ class CPUStatus extends ChartWidget
             $timestamps = array_keys($cpuValues);
             $timestamps = array_slice($timestamps, -self::MAX_POINTS);
 
-            date_default_timezone_set('Asia/Shanghai');
             foreach ($timestamps as $timestamp) {
                 $labels[] = date('H:i:s', $timestamp); // 格式化时间戳为小时:分钟:秒
                 $data[] = round(floatval($cpuValues[$timestamp]), 2); // 取出每个时间点的 CPU 占用率，并保留两位小数
diff --git a/management-panel/app/Filament/Widgets/LoadWidget.php b/management-panel/app/Filament/Widgets/LoadWidget.php
index 0275d6e..1e1d3a8 100644
--- a/management-panel/app/Filament/Widgets/LoadWidget.php
+++ b/management-panel/app/Filament/Widgets/LoadWidget.php
@@ -61,7 +61,6 @@ class LoadWidget extends ChartWidget
         $data = [];
 
         if (!empty($loadResult['data']['result'][0]['values'])) {
-            date_default_timezone_set('Asia/Shanghai');
 
             $loadValues = array_column($loadResult['data']['result'][0]['values'], 1, 0);
 
diff --git a/management-panel/app/Filament/Widgets/NetworkMonitor.php b/management-panel/app/Filament/Widgets/NetworkMonitor.php
index 48f97f9..332ad96 100644
--- a/management-panel/app/Filament/Widgets/NetworkMonitor.php
+++ b/management-panel/app/Filament/Widgets/NetworkMonitor.php
@@ -46,7 +46,6 @@ class NetworkMonitor extends ChartWidget
 
 
             if (!empty($uploadResult['data']['result'][0]['values'])) {
-                date_default_timezone_set('Asia/Shanghai');
 
                 $uploadValues = array_column($uploadResult['data']['result'][0]['values'], 1, 0);
 
@@ -72,7 +71,6 @@ class NetworkMonitor extends ChartWidget
             );
 
             if (!empty($downloadResult['data']['result'][0]['values'])) {
-                date_default_timezone_set('Asia/Shanghai');
 
                 $downloadValues = array_column($downloadResult['data']['result'][0]['values'], 1, 0);
 
diff --git a/management-panel/app/Filament/Widgets/PrometheusMemory.php b/management-panel/app/Filament/Widgets/PrometheusMemory.php
index c57e202..f530490 100644
--- a/management-panel/app/Filament/Widgets/PrometheusMemory.php
+++ b/management-panel/app/Filament/Widgets/PrometheusMemory.php
@@ -30,7 +30,6 @@ class PrometheusMemory extends ChartWidget
         $data = [];
 
         if (!empty($memoryUsageRange['data']['result'][0]['values'])) {
-            date_default_timezone_set('Asia/Shanghai');
 
             // 获取内存使用率数据
             $memoryValues = array_column($memoryUsageRange['data']['result'][0]['values'], 1, 0);