diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1f441c2f..62e20a49 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,7 @@
 
 # 更新日志
 
+* (2020.06.18) 修复`SerieLabel`在重新添加数据时可能不显示的问题
 * (2020.06.17) 增加`SerieData`可单独设置`SerieSymbol`#66
 * (2020.06.17) 修复`Check For Update`在`Unity 2018`部分版本报错的问题#63
 * (2020.06.16) 增加`Serie`的`avoidLabelOverlap`参数避免饼图标签堆叠的情况#56
diff --git a/Runtime/Component/Sub/SerieData.cs b/Runtime/Component/Sub/SerieData.cs
index 834082a8..2457d5ac 100644
--- a/Runtime/Component/Sub/SerieData.cs
+++ b/Runtime/Component/Sub/SerieData.cs
@@ -176,9 +176,11 @@ namespace XCharts
         {
             index = 0;
             labelObject = null;
+            highlighted = false;
             m_Name = string.Empty;
+            m_Show = true;
             m_Selected = false;
-            m_CanShowLabel = false;
+            m_CanShowLabel = true;
             m_EnableSymbol = false;
             m_EnableLabel = false;
             m_EnableEmphasis = false;
diff --git a/Runtime/Internal/BaseChart.cs b/Runtime/Internal/BaseChart.cs
index 20d3e6f9..1a3210b2 100644
--- a/Runtime/Internal/BaseChart.cs
+++ b/Runtime/Internal/BaseChart.cs
@@ -435,6 +435,7 @@ namespace XCharts
             for (int i = 0; i < m_Series.Count; i++)
             {
                 var serie = m_Series.list[i];
+                serie.index = i;
                 SerieHelper.UpdateCenter(serie, chartPosition, chartWidth, chartHeight);
                 for (int j = 0; j < serie.data.Count; j++)
                 {