diff --git a/Windows/CS/Framework4.0/Toprie/Toprie/Setting.cs b/Windows/CS/Framework4.0/Toprie/Toprie/Setting.cs
index b8f7831..61c70ad 100644
--- a/Windows/CS/Framework4.0/Toprie/Toprie/Setting.cs
+++ b/Windows/CS/Framework4.0/Toprie/Toprie/Setting.cs
@@ -2899,8 +2899,9 @@ namespace JoyD.Windows.CS
                         }
                         
                         // 绘制擦除区域（方形）
-                        // 确保与光标块左上角对齐
-                        g.FillRectangle(Brushes.Transparent, imagePoint.X, imagePoint.Y, adjustedBrushSize, adjustedBrushSize);
+                        // 确保与光标块居中对齐
+                        int halfSize = adjustedBrushSize / 2;
+                        g.FillRectangle(Brushes.Transparent, imagePoint.X - halfSize, imagePoint.Y - halfSize, adjustedBrushSize, adjustedBrushSize);
                         
                         // 恢复CompositingMode为默认值
                         g.CompositingMode = System.Drawing.Drawing2D.CompositingMode.SourceOver;
@@ -2944,10 +2945,11 @@ namespace JoyD.Windows.CS
                         }
                         
                         // 绘制区域（方形）
-                        // 确保与光标块左上角对齐
+                        // 确保与光标块居中对齐
+                        int halfSize = adjustedBrushSize / 2;
                         using (SolidBrush brush = new SolidBrush(selectedColor))
                         {
-                            g.FillRectangle(brush, imagePoint.X, imagePoint.Y, adjustedBrushSize, adjustedBrushSize);
+                            g.FillRectangle(brush, imagePoint.X - halfSize, imagePoint.Y - halfSize, adjustedBrushSize, adjustedBrushSize);
                         }
                     }
                 }