diff --git a/src/Add-on/DrawBoard/DrawLeftRightBoard.ts b/src/Add-on/DrawBoard/DrawLeftRightBoard.ts
index 564b9c61b..eefdd160f 100644
--- a/src/Add-on/DrawBoard/DrawLeftRightBoard.ts
+++ b/src/Add-on/DrawBoard/DrawLeftRightBoard.ts
@@ -52,6 +52,9 @@ export class DrawLeftRight implements Command
         let rightBoard = Board.CreateBoard(height, width - data.rightShrink, thickness, BoardType.Vertical);
         rightBoard.Position = new Vector3(spacing - thickness, data.rightShrink);
 
+        leftBoard.SpaceCSNoClone.setPosition(0, 0, 0);
+        rightBoard.SpaceCSNoClone.setPosition(0, 0, 0);
+
         return [leftBoard, rightBoard];
     }
     private InsertByPoint = async () =>
@@ -99,14 +102,16 @@ export class DrawLeftRight implements Command
                     {
                         if (newWidth < width)
                         {
-                            for (let br of brs) br.Width = newWidth;
+                            brs[0].Width = newWidth - data.leftShrink;
+                            brs[1].Width = newWidth - data.rightShrink;
 
                             parse.PlaceEntity.Width = newWidth;
                             return newWidth;
                         }
                         else
                         {
-                            for (let br of brs) br.Width = width;
+                            brs[0].Width = width - data.leftShrink;
+                            brs[1].Width = width - data.rightShrink;
 
                             parse.PlaceEntity.Width = width;
                             return width;