diff --git a/org.eclipse.scout.rt.ui.rap.incubator.filechooser/src/org/eclipse/scout/rt/ui/rap/form/fields/filechooserfield/RwtScoutFileUploadField.java b/org.eclipse.scout.rt.ui.rap.incubator.filechooser/src/org/eclipse/scout/rt/ui/rap/form/fields/filechooserfield/RwtScoutFileUploadField.java
index 55f2815..cc0e455 100644
--- a/org.eclipse.scout.rt.ui.rap.incubator.filechooser/src/org/eclipse/scout/rt/ui/rap/form/fields/filechooserfield/RwtScoutFileUploadField.java
+++ b/org.eclipse.scout.rt.ui.rap.incubator.filechooser/src/org/eclipse/scout/rt/ui/rap/form/fields/filechooserfield/RwtScoutFileUploadField.java
@@ -220,8 +220,10 @@
   }
 
   @Override
-  public void disposeImpl() {
+  public void handleUiDispose() {
+    super.handleUiDispose();
     if (m_uploadListener != null) {
+      m_uploadListener.cancelUpload();
       m_handler.removeUploadListener(m_uploadListener);
       m_uploadListener = null;
     }