diff --git a/designer-form/src/main/java/com/fr/design/mainframe/FormArea.java b/designer-form/src/main/java/com/fr/design/mainframe/FormArea.java
index ca3aa13f3..23e08e5cf 100644
--- a/designer-form/src/main/java/com/fr/design/mainframe/FormArea.java
+++ b/designer-form/src/main/java/com/fr/design/mainframe/FormArea.java
@@ -177,14 +177,12 @@ public class FormArea extends JComponent implements ScrollRulerComponent {
         double[] rowSize = {f};
         double[] columnSize = {p, f, p, p, p, p, p, f, p};
         UILabel tipsPane = new UILabel("form");
-        tipsPane.setPreferredSize(new Dimension(265, 0));
         widthPane = new UINumberField();
         widthPane.setPreferredSize(new Dimension(60, 0));
         heightPane = new UINumberField();
         heightPane.setPreferredSize(new Dimension(60, 0));
 
         slidePane = JFormSliderPane.getInstance();
-        slidePane.setPreferredSize(new Dimension(326, 20));
 
         JPanel resizePane = TableLayoutHelper.createCommonTableLayoutPane(
                 new JComponent[][]{{tipsPane, new UILabel(), widthPane,