diff --git a/src/main/java/com/qyft/ms/app/model/dto/TimeSetDTO.java b/src/main/java/com/qyft/ms/app/model/dto/TimeSetDTO.java
index 3cb34e9..97d4634 100644
--- a/src/main/java/com/qyft/ms/app/model/dto/TimeSetDTO.java
+++ b/src/main/java/com/qyft/ms/app/model/dto/TimeSetDTO.java
@@ -13,9 +13,4 @@ public class TimeSetDTO {
     @Schema(description = "要设置的时间戳（毫秒），UTC 纪元毫秒数")
     private Long epochMilli;
 
-    /**
-     * 可选：要设置的系统时区，如 "Asia/Tokyo"、"Europe/London"
-     */
-    @Schema(description = "可选：要设置的系统时区，如 \"Asia/Tokyo\"、\"Europe/London\"")
-    private String zone;
 }
diff --git a/src/main/java/com/qyft/ms/app/model/vo/TimeResponseVO.java b/src/main/java/com/qyft/ms/app/model/vo/TimeResponseVO.java
index f8595cb..b89d82d 100644
--- a/src/main/java/com/qyft/ms/app/model/vo/TimeResponseVO.java
+++ b/src/main/java/com/qyft/ms/app/model/vo/TimeResponseVO.java
@@ -12,11 +12,8 @@ public class TimeResponseVO {
     @Schema(description = "当前系统时间的 UTC 毫秒时间戳")
     private long epochMilli;
 
-    @Schema(description = "时区")
-    private String zone;
 
-    public TimeResponseVO(long epochMilli, ZoneId zoneId) {
+    public TimeResponseVO(long epochMilli) {
         this.epochMilli = epochMilli;
-        this.zone       = zoneId.getId();
     }
 }