diff --git a/designer-base/src/main/java/com/fr/design/dialog/BasicScrollPane.java b/designer-base/src/main/java/com/fr/design/dialog/BasicScrollPane.java
index 905f21dcd2..5434e71ce9 100644
--- a/designer-base/src/main/java/com/fr/design/dialog/BasicScrollPane.java
+++ b/designer-base/src/main/java/com/fr/design/dialog/BasicScrollPane.java
@@ -5,6 +5,7 @@ import com.fr.design.gui.iscrollbar.UIScrollBar;
 
 import javax.swing.JPanel;
 import javax.swing.JScrollBar;
+import javax.swing.SwingUtilities;
 import java.awt.AWTEvent;
 import java.awt.Color;
 import java.awt.Component;