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 1839dae..a7ae62e 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
@@ -14,5 +14,6 @@ public enum WidgetRequestType {
 	DELETECOLUMNPANEL,
 	LABELCOLUNPANEL,
 	CHANGETABLETYPEPANEL,
-	DUPLICATESROWSPANEL;
+	DUPLICATESROWSPANEL,
+	VALIDATIONSTABLEPANEL;
 }