diff --git a/src/main/java/com/qyft/ms/app/controller/SystemController.java b/src/main/java/com/qyft/ms/app/controller/SystemController.java
index ab59732..708df6f 100644
--- a/src/main/java/com/qyft/ms/app/controller/SystemController.java
+++ b/src/main/java/com/qyft/ms/app/controller/SystemController.java
@@ -45,16 +45,15 @@ public class SystemController {
     @Operation(summary = "设置系统时间")
     @PostMapping("/set-datetime")
     public Result<?> setDatetime(@Valid @RequestBody TimeSetDTO timeSetDTO) {
-        systemService.setSystemTime(timeSetDTO.getEpochMilli(), timeSetDTO.getZone());
+        systemService.setSystemTime(timeSetDTO.getEpochMilli());
         return Result.success();
     }
 
     @Operation(summary = "获取系统时间")
     @GetMapping("/get-datetime")
-    public Result<?> getDatetime() {
+    public Result<TimeResponseVO> getDatetime() {
         long epochMilli = systemService.getCurrentEpochMilli();
-        ZoneId systemZone = ZoneId.systemDefault();
-        return Result.success(new TimeResponseVO(epochMilli, systemZone));
+        return Result.success(new TimeResponseVO(epochMilli));
     }
 
 
diff --git a/src/main/java/com/qyft/ms/app/service/SystemService.java b/src/main/java/com/qyft/ms/app/service/SystemService.java
index 3c584e0..dd562d5 100644
--- a/src/main/java/com/qyft/ms/app/service/SystemService.java
+++ b/src/main/java/com/qyft/ms/app/service/SystemService.java
@@ -27,23 +27,10 @@ public class SystemService {
      * 将系统时区（可选）和系统时间（必选）一起设定
      *
      * @param epochMilli UTC 毫秒时间戳
-     * @param zone       可选 IANA 时区 ID；若为 null 或空，则不修改时区
      */
-    public void setSystemTime(long epochMilli, String zone) {
-        // 1) 确定要设置的时区：客户端没传就用“Asia/Shanghai”
-        String effectiveZone = (zone != null && !zone.isBlank())
-                ? zone
-                : "Asia/Shanghai";
-
-        // 2) 先修改系统时区（总是执行）
-        runCommand("timedatectl", "set-timezone", effectiveZone);
-
-        // 3) 再用 date -s @<秒数> 方式设置系统时间
+    public void setSystemTime(long epochMilli) {
         long epochSecond = epochMilli / 1_000;
         runCommand("date", "-s", "@" + epochSecond);
-
-
-        // 4) 将系统时钟写入到硬件时钟（RTC）
         runCommand("hwclock", "--systohc");
     }