diff --git a/designer-base/src/main/java/com/fr/design/ui/compatible/NewModernUIPane.java b/designer-base/src/main/java/com/fr/design/ui/compatible/NewModernUIPane.java
index 0b56fc0ad..9d9edf88c 100644
--- a/designer-base/src/main/java/com/fr/design/ui/compatible/NewModernUIPane.java
+++ b/designer-base/src/main/java/com/fr/design/ui/compatible/NewModernUIPane.java
@@ -182,8 +182,7 @@ public class NewModernUIPane<T> extends ModernUIPane<T> {
     public void disposeBrowser() {
 
         if (browser != null) {
-            browser.close();
-            browser = null;
+            browser.engine().close();
         }
 
     }