diff --git a/src/main/java/annis/gui/widgets/gwt/client/ui/VGripDragComponent.java b/src/main/java/annis/gui/widgets/gwt/client/ui/VGripDragComponent.java
index <HASH>..<HASH> 100644
--- a/src/main/java/annis/gui/widgets/gwt/client/ui/VGripDragComponent.java
+++ b/src/main/java/annis/gui/widgets/gwt/client/ui/VGripDragComponent.java
@@ -32,7 +32,7 @@ import com.vaadin.client.ui.dd.VTransferable;
  *
  * @author Thomas Krause {@literal <krauseto@hu-berlin.de>}
  */
-class VGripDragComponent extends VCustomComponent {
+public class VGripDragComponent extends VCustomComponent {
 
   ApplicationConnection client;
GWT class needs to public visibility