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 4f1eeb0..a77171e 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
@@ -87,7 +87,7 @@ public class GridHeaderColumnMenu {
 		MenuItem downscaleCSquareItem = new MenuItem("Downscale C-Square");
 		downscaleCSquareItem.setId(GridHeaderOperationId.DOWNSCALECSQUARE.toString());
 		downscaleCSquareItem.setIcon(MainboxResources.INSTANCE.downscaleCSquare());	
-		menuItems.add(replaceValueByExternalItem);
+		menuItems.add(downscaleCSquareItem);