diff --git a/Documentation~/zh/changelog.md b/Documentation~/zh/changelog.md
index 36107da5..b1271a48 100644
--- a/Documentation~/zh/changelog.md
+++ b/Documentation~/zh/changelog.md
@@ -65,6 +65,7 @@ slug: /changelog
 
 ## master
 
+* (2023.02.02) 修复`DataZoom`开启时`X轴`的`Label`可能会显示在图表外的问题
 * (2023.02.02) 优化`SerieData`的`ignore`设置时的忽略数据判断
 * (2023.02.01) 修复`XChartsMgr.ContainsChart()`接口异常
 * (2023.01.31) 增加`InputSystem`的支持 (#242) (by Bian-Sh)
diff --git a/Runtime/Component/Axis/AxisHelper.cs b/Runtime/Component/Axis/AxisHelper.cs
index a5ec4df7..d6ba3043 100644
--- a/Runtime/Component/Axis/AxisHelper.cs
+++ b/Runtime/Component/Axis/AxisHelper.cs
@@ -219,7 +219,7 @@ namespace XCharts.Runtime
 
                 if (axis.boundaryGap)
                 {
-                    scaleNum = dataCount > 2 && dataCount % splitNum == 0 ?
+                    scaleNum = dataCount > 1 && dataCount % splitNum == 0 ?
                         splitNum + 1 :
                         splitNum + 2;
                 }