diff --git a/src/main/java/org/gcube/portlets/user/td/mainboxwidget/client/grid/GridHeaderColumnMenu.java b/src/main/java/org/gcube/portlets/user/td/mainboxwidget/client/grid/GridHeaderColumnMenu.java
index a77171e..fb5b979 100644
--- a/src/main/java/org/gcube/portlets/user/td/mainboxwidget/client/grid/GridHeaderColumnMenu.java
+++ b/src/main/java/org/gcube/portlets/user/td/mainboxwidget/client/grid/GridHeaderColumnMenu.java
@@ -84,10 +84,10 @@ public class GridHeaderColumnMenu {
 		replaceValueByExternalItem.setIcon(MainboxResources.INSTANCE.columnReplaceByExternal());	
 		menuItems.add(replaceValueByExternalItem);
 		
-		MenuItem downscaleCSquareItem = new MenuItem("Downscale C-Square");
+		/*MenuItem downscaleCSquareItem = new MenuItem("Downscale C-Square");
 		downscaleCSquareItem.setId(GridHeaderOperationId.DOWNSCALECSQUARE.toString());
 		downscaleCSquareItem.setIcon(MainboxResources.INSTANCE.downscaleCSquare());	
-		menuItems.add(downscaleCSquareItem);
+		menuItems.add(downscaleCSquareItem);*/