diff --git a/src/main/java/org/gcube/portlets/user/td/columnwidget/client/dimension/DialogCodelistSelection.java b/src/main/java/org/gcube/portlets/user/td/columnwidget/client/dimension/DialogCodelistSelection.java
index 2b4ac75..0cb57d0 100644
--- a/src/main/java/org/gcube/portlets/user/td/columnwidget/client/dimension/DialogCodelistSelection.java
+++ b/src/main/java/org/gcube/portlets/user/td/columnwidget/client/dimension/DialogCodelistSelection.java
@@ -180,6 +180,8 @@ public class DialogCodelistSelection extends Window {
 		grid.setBorders(false);
 		grid.setLoadMask(true);
 		grid.setColumnReordering(true);
+		
+		addSelectionHandler();
 
 		SelectHandler sh = new SelectHandler() {
 			public void onSelect(SelectEvent event) {
@@ -290,8 +292,7 @@ public class DialogCodelistSelection extends Window {
 
 	}
 
-	protected HandlerRegistration addSelectionHandler(
-			SelectionHandler<TabResource> handler) {
+	protected HandlerRegistration addSelectionHandler() {
 		SelectionHandler<TabResource> hand = new SelectionHandler<TabResource>() {
 
 			public void onSelection(SelectionEvent<TabResource> event) {