diff --git a/Documentation~/zh/changelog.md b/Documentation~/zh/changelog.md
index a505c119..77b0c23e 100644
--- a/Documentation~/zh/changelog.md
+++ b/Documentation~/zh/changelog.md
@@ -80,6 +80,8 @@ slug: /changelog
 
 ## master
 
+* (2025.04.07) 修复`Gantt`甘特图在有多维数据时计算的时间区间不准确的问题
+* (2025.04.07) 优化`Axis`的`Time`时间轴支持设置Custom和ceilRate
 * (2025.04.07) 修复`GridCoord`在设置背景色且Serie开启Clip时会覆盖图表的问题
 * (2025.04.07) 修复`Gantt`甘特图年份大于2038时显示异常的问题
 * (2025.04.07) 修复`Axis`的`Time`时间轴无法显示大于2038的年份的问题
diff --git a/Runtime/Component/Axis/AxisHelper.cs b/Runtime/Component/Axis/AxisHelper.cs
index 6131828a..b1883479 100644
--- a/Runtime/Component/Axis/AxisHelper.cs
+++ b/Runtime/Component/Axis/AxisHelper.cs
@@ -354,8 +354,8 @@ namespace XCharts.Runtime
                 axis.splitNumber = splitNumber;
                 return;
             }
-            if (axis.type == Axis.AxisType.Time) { }
-            else if (axis.minMaxType == Axis.AxisMinMaxType.Custom)
+            if (ceilRate == 0) ceilRate = axis.ceilRate;
+            if (axis.minMaxType == Axis.AxisMinMaxType.Custom)
             {
                 if (axis.min != 0 || axis.max != 0)
                 {
@@ -371,13 +371,19 @@ namespace XCharts.Runtime
                     }
                 }
             }
+            else if (axis.type == Axis.AxisType.Time)
+            {
+                if (ceilRate != 0)
+                {
+                    minValue = ChartHelper.GetMinCeilRate(minValue, ceilRate);
+                    maxValue = ChartHelper.GetMaxCeilRate(maxValue, ceilRate);
+                }
+            }
             else
             {
-                if (ceilRate == 0) ceilRate = axis.ceilRate;
                 switch (axis.minMaxType)
                 {
                     case Axis.AxisMinMaxType.Default:
-
                         if (minValue == 0 && maxValue == 0) { }
                         else if (minValue > 0 && maxValue > 0)
                         {