diff --git a/Documentation~/zh/changelog.md b/Documentation~/zh/changelog.md
index 08c706ee..325d2418 100644
--- a/Documentation~/zh/changelog.md
+++ b/Documentation~/zh/changelog.md
@@ -75,11 +75,12 @@ slug: /changelog
 
 ## master
 
+* (2024.07.21) 修复`Tooltip`在开启`DataZoom`时指示内容不准确的问题
 * (2024.07.17) 修复`MarkLine`的`Label`在初始化时可能会闪烁的问题
 * (2024.07.16) 优化`Axis`为`Time`时间轴时的`Tooltip`默认效果
 * (2024.07.15) 优化`Axis`为`Time`时间轴时的分割效果
 * (2024.07.14) 优化`Axis`为`Time`时间轴时的移动表现
-* (2024.07.12) 优化`Label`显示体验
+* (2024.07.12) 优化`Label`的初始化显示效果
 * (2024.07.06) 修复`Chart`在动态创建时背景没有自适应的问题 (#323)
 
 ## v3.11.1
diff --git a/Runtime/Component/Tooltip/TooltipHandler.cs b/Runtime/Component/Tooltip/TooltipHandler.cs
index 17d9aa46..ea88ab2d 100644
--- a/Runtime/Component/Tooltip/TooltipHandler.cs
+++ b/Runtime/Component/Tooltip/TooltipHandler.cs
@@ -359,7 +359,7 @@ namespace XCharts.Runtime
                     serie.context.pointerEnter = true;
                     serie.context.pointerAxisDataIndexs.Add(index);
                     serie.context.pointerItemDataIndex = index;
-                    yAxis.context.axisTooltipValue = yAxis.context.pointerValue;
+                    yAxis.context.axisTooltipValue = index;
                 }
             }
             else if (yAxis.IsTime())
@@ -652,7 +652,7 @@ namespace XCharts.Runtime
                         {
                             dataIndex = double.IsNaN(axis.context.pointerValue)
                                 ? axis.context.dataZoomStartIndex
-                                : axis.context.dataZoomStartIndex + (int)axis.context.axisTooltipValue;
+                                : (int)axis.context.axisTooltipValue;
                             category = axis.GetData(dataIndex);
                             return true;
                         }