diff --git a/Assets/XCharts/CHANGELOG-EN.md b/Assets/XCharts/CHANGELOG-EN.md
index 56ba7807..d82b52d5 100644
--- a/Assets/XCharts/CHANGELOG-EN.md
+++ b/Assets/XCharts/CHANGELOG-EN.md
@@ -41,6 +41,8 @@
 
 ## branch-2.0
 
+* (2021.11.30) Fixed serie ignore display error #173
+
 ## v2.5.0
 
 * (2021.11.27) Release `v2.5.0` version
diff --git a/Assets/XCharts/CHANGELOG.md b/Assets/XCharts/CHANGELOG.md
index 5e6a19cf..f4d6427b 100644
--- a/Assets/XCharts/CHANGELOG.md
+++ b/Assets/XCharts/CHANGELOG.md
@@ -41,6 +41,8 @@
 
 ## branch-2.0
 
+* (2021.11.30) 修复`Serie`的`ignore`某些情况下绘制异常的问题 #173
+
 ## v2.5.0
 
 * (2021.11.27) 发布`v2.5.0`版本
diff --git a/Assets/XCharts/Runtime/Internal/CoordinateChart_DrawLine.cs b/Assets/XCharts/Runtime/Internal/CoordinateChart_DrawLine.cs
index 90bd9678..02e0467d 100644
--- a/Assets/XCharts/Runtime/Internal/CoordinateChart_DrawLine.cs
+++ b/Assets/XCharts/Runtime/Internal/CoordinateChart_DrawLine.cs
@@ -832,7 +832,8 @@ namespace XCharts
                                 (!lastIsDown && IsInRightOrUp(isYAxis, lastDnPos, tp1)))
                             {
                                 isStart = true;
-                                Internal_CheckClipAndDrawPolygon(vh, stPos1, tp1, tp2, stPos2, lineColor, serie.clip, grid);
+                                if (stPos1 != Vector3.zero && stPos2 != Vector3.zero)
+                                    Internal_CheckClipAndDrawPolygon(vh, stPos1, tp1, tp2, stPos2, lineColor, serie.clip, grid);
                             }
                         }
                         else