diff --git a/src/main/java/org/gcube/portlets/user/td/csvexportwidget/client/CSVExportConfigCard.java b/src/main/java/org/gcube/portlets/user/td/csvexportwidget/client/CSVExportConfigCard.java
index 4b1d9bf..aa61503 100644
--- a/src/main/java/org/gcube/portlets/user/td/csvexportwidget/client/CSVExportConfigCard.java
+++ b/src/main/java/org/gcube/portlets/user/td/csvexportwidget/client/CSVExportConfigCard.java
@@ -7,9 +7,9 @@ import org.gcube.portlets.user.td.gwtservice.client.rpc.TDGWTServiceAsync;
 import org.gcube.portlets.user.td.gwtservice.shared.csv.AvailableCharsetList;
 import org.gcube.portlets.user.td.gwtservice.shared.csv.CSVExportSession;
 import org.gcube.portlets.user.td.gwtservice.shared.exception.TDGWTSessionExpiredException;
-import org.gcube.portlets.user.td.gwtservice.shared.tr.ColumnData;
 import org.gcube.portlets.user.td.widgetcommonevent.client.event.SessionExpiredEvent;
 import org.gcube.portlets.user.td.widgetcommonevent.client.type.SessionExpiredType;
+import org.gcube.portlets.user.td.widgetcommonevent.shared.tr.column.ColumnData;
 import org.gcube.portlets.user.td.wizardwidget.client.WizardCard;
 
 import com.allen_sauer.gwt.log.client.Log;
diff --git a/src/main/java/org/gcube/portlets/user/td/csvexportwidget/client/grid/ColumnDataGridPanel.java b/src/main/java/org/gcube/portlets/user/td/csvexportwidget/client/grid/ColumnDataGridPanel.java
index 603b7a9..ea048cd 100644
--- a/src/main/java/org/gcube/portlets/user/td/csvexportwidget/client/grid/ColumnDataGridPanel.java
+++ b/src/main/java/org/gcube/portlets/user/td/csvexportwidget/client/grid/ColumnDataGridPanel.java
@@ -6,9 +6,9 @@ import java.util.List;
 import org.gcube.portlets.user.td.gwtservice.client.rpc.TDGWTServiceAsync;
 import org.gcube.portlets.user.td.gwtservice.shared.exception.TDGWTIsLockedException;
 import org.gcube.portlets.user.td.gwtservice.shared.exception.TDGWTSessionExpiredException;
-import org.gcube.portlets.user.td.gwtservice.shared.tr.ColumnData;
 import org.gcube.portlets.user.td.widgetcommonevent.client.event.SessionExpiredEvent;
 import org.gcube.portlets.user.td.widgetcommonevent.client.type.SessionExpiredType;
+import org.gcube.portlets.user.td.widgetcommonevent.shared.tr.column.ColumnData;
 import org.gcube.portlets.user.td.wizardwidget.client.WizardCard;
 
 import com.allen_sauer.gwt.log.client.Log;
diff --git a/src/main/java/org/gcube/portlets/user/td/csvexportwidget/client/grid/ColumnDataProperties.java b/src/main/java/org/gcube/portlets/user/td/csvexportwidget/client/grid/ColumnDataProperties.java
index 512bda0..d2bb51b 100644
--- a/src/main/java/org/gcube/portlets/user/td/csvexportwidget/client/grid/ColumnDataProperties.java
+++ b/src/main/java/org/gcube/portlets/user/td/csvexportwidget/client/grid/ColumnDataProperties.java
@@ -1,6 +1,6 @@
 package org.gcube.portlets.user.td.csvexportwidget.client.grid;
 
-import org.gcube.portlets.user.td.gwtservice.shared.tr.ColumnData;
+import org.gcube.portlets.user.td.widgetcommonevent.shared.tr.column.ColumnData;
 
 import com.google.gwt.editor.client.Editor.Path;
 import com.sencha.gxt.core.client.ValueProvider;