diff --git a/src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4AddColumn.java b/src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4AddColumn.java
index 6b0baa8..147761b 100644
--- a/src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4AddColumn.java
+++ b/src/main/java/org/gcube/portlets/user/td/gwtservice/server/opexecution/OpExecution4AddColumn.java
@@ -6,6 +6,7 @@ import java.util.Map;
 import org.gcube.data.analysis.tabulardata.commons.webservice.types.operations.OperationDefinition;
 import org.gcube.data.analysis.tabulardata.commons.webservice.types.operations.OperationExecution;
 import org.gcube.data.analysis.tabulardata.expression.Expression;
+import org.gcube.data.analysis.tabulardata.model.metadata.column.DataLocaleMetadata;
 import org.gcube.data.analysis.tabulardata.model.metadata.common.ImmutableLocalizedText;
 import org.gcube.data.analysis.tabulardata.service.TabularDataService;
 import org.gcube.portlets.user.td.gwtservice.server.trservice.ColumnDataTypeMap;
@@ -156,6 +157,9 @@ public class OpExecution4AddColumn extends OpExecutionBuilder {
 					ColumnDataTypeMap.map(ColumnDataType.Text));
 			map.put(Constants.PARAMETER_ADD_COLUMN_LABEL,
 					new ImmutableLocalizedText(defNewColumn.getLabel()));
+			
+			map.put(Constants.PARAMETER_ADD_COLUMN_META, new DataLocaleMetadata(defNewColumn.getLocaleName()));
+			
 			if (defNewColumn.hasExpression()) {
 				map.put(Constants.PARAMETER_ADD_COLUMN_VALUE, expression);
 			} else {
diff --git a/src/main/java/org/gcube/portlets/user/td/gwtservice/shared/Constants.java b/src/main/java/org/gcube/portlets/user/td/gwtservice/shared/Constants.java
index 553edb5..daf678b 100644
--- a/src/main/java/org/gcube/portlets/user/td/gwtservice/shared/Constants.java
+++ b/src/main/java/org/gcube/portlets/user/td/gwtservice/shared/Constants.java
@@ -88,6 +88,7 @@ public class Constants {
 	public static final String PARAMETER_ADD_COLUMN_LABEL = "label";
 	public static final String PARAMETER_ADD_COLUMN_DATA_TYPE = "dataType";
 	public static final String PARAMETER_ADD_COLUMN_VALUE = "value";
+	public static final String PARAMETER_ADD_COLUMN_META = "meta";
 	
 	public static final String PARAMETER_NORMALIZATION_TO_NORMALIZE = "to_normalize";
 	public static final String PARAMETER_NORMALIZATION_NORM_LABEL = "norm_label";