diff --git a/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/client/type/WidgetRequestType.java b/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/client/type/WidgetRequestType.java
index 3bf3e1d..3c5cabf 100644
--- a/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/client/type/WidgetRequestType.java
+++ b/src/main/java/org/gcube/portlets/user/td/widgetcommonevent/client/type/WidgetRequestType.java
@@ -10,5 +10,6 @@ package org.gcube.portlets.user.td.widgetcommonevent.client.type;
  *
  */
 public enum WidgetRequestType {
-	CHANGECOLUMNTYPEPANEL;
+	CHANGECOLUMNTYPEPANEL,
+	DELETECOLUMNPANEL;
 }