diff --git a/src/main/java/org/gcube/portlets/user/td/gwtservice/server/TDGWTServiceImpl.java b/src/main/java/org/gcube/portlets/user/td/gwtservice/server/TDGWTServiceImpl.java
index d3ad1e8..d68287d 100644
--- a/src/main/java/org/gcube/portlets/user/td/gwtservice/server/TDGWTServiceImpl.java
+++ b/src/main/java/org/gcube/portlets/user/td/gwtservice/server/TDGWTServiceImpl.java
@@ -1396,7 +1396,7 @@ public class TDGWTServiceImpl extends RemoteServiceServlet implements
 			}
 			Column timeColumn = timeTable
 					.getColumnByName(periodTypeMetadata.getType()
-							.name());
+							.getName());
 			relData = new RelationshipData(timeTable.getId()
 					.getValue(), timeColumn.getLocalId().getValue());
 
@@ -1435,7 +1435,7 @@ public class TDGWTServiceImpl extends RemoteServiceServlet implements
 				}
 				Column timeColumn = timeTable
 						.getColumnByName(periodTypeMetadata.getType()
-								.name());
+								.getName());
 				
 				String sourceTableDimensionColumnId = viewMetadata
 						.getSourceTableDimensionColumnId().getValue();