diff --git a/src/main/java/org/gcube/portlets/widgets/mpformbuilder/client/ui/resources/AddResourceContainer.java b/src/main/java/org/gcube/portlets/widgets/mpformbuilder/client/ui/resources/AddResourceContainer.java
index 77a0e03..34e9613 100644
--- a/src/main/java/org/gcube/portlets/widgets/mpformbuilder/client/ui/resources/AddResourceContainer.java
+++ b/src/main/java/org/gcube/portlets/widgets/mpformbuilder/client/ui/resources/AddResourceContainer.java
@@ -1,6 +1,6 @@
 package org.gcube.portlets.widgets.mpformbuilder.client.ui.resources;
 
-import com.github.gwtbootstrap.client.ui.TabPanel;
+import com.github.gwtbootstrap.client.ui.base.StackedNav;
 import com.google.gwt.core.client.GWT;
 import com.google.gwt.uibinder.client.UiBinder;
 import com.google.gwt.uibinder.client.UiField;
@@ -31,7 +31,7 @@ public class AddResourceContainer extends Composite{
 	 * Add the form to this panel
 	 * @param w
 	 */
-	public void add(TabPanel w){
+	public void add(StackedNav w){
 		resourcesPanel.add(w);
 	}
 }
diff --git a/src/main/java/org/gcube/portlets/widgets/mpformbuilder/client/ui/resources/AddedResourcesSummaryProfile.java b/src/main/java/org/gcube/portlets/widgets/mpformbuilder/client/ui/resources/AddedResourcesSummaryProfile.java
index cd3d56e..7836152 100644
--- a/src/main/java/org/gcube/portlets/widgets/mpformbuilder/client/ui/resources/AddedResourcesSummaryProfile.java
+++ b/src/main/java/org/gcube/portlets/widgets/mpformbuilder/client/ui/resources/AddedResourcesSummaryProfile.java
@@ -3,7 +3,6 @@ package org.gcube.portlets.widgets.mpformbuilder.client.ui.resources;
 import java.util.ArrayList;
 import java.util.List;
 
-import org.gcube.portlets.widgets.mpformbuilder.client.MetadataProfileFormBuilderServiceAsync;
 import org.gcube.portlets.widgets.mpformbuilder.client.events.AddResourceEventProfile;
 import org.gcube.portlets.widgets.mpformbuilder.client.events.AddResourceEventProfileHandler;
 import org.gcube.portlets.widgets.mpformbuilder.client.events.DeleteResourceProfileEvent;
@@ -21,7 +20,6 @@ import com.google.gwt.event.shared.HandlerManager;
 import com.google.gwt.uibinder.client.UiBinder;
 import com.google.gwt.uibinder.client.UiField;
 import com.google.gwt.user.client.Window;
-import com.google.gwt.user.client.rpc.AsyncCallback;
 import com.google.gwt.user.client.ui.Composite;
 import com.google.gwt.user.client.ui.VerticalPanel;
 import com.google.gwt.user.client.ui.Widget;