diff --git a/src/main/java/org/gcube/portlets/user/td/columnwidget/client/batch/SingleValueReplacePanel.java b/src/main/java/org/gcube/portlets/user/td/columnwidget/client/batch/SingleValueReplacePanel.java
index 70e1754..13b6ebf 100644
--- a/src/main/java/org/gcube/portlets/user/td/columnwidget/client/batch/SingleValueReplacePanel.java
+++ b/src/main/java/org/gcube/portlets/user/td/columnwidget/client/batch/SingleValueReplacePanel.java
@@ -35,6 +35,8 @@ import com.sencha.gxt.widget.core.client.form.TextField;
  * 
  */
 public class SingleValueReplacePanel extends FramedPanel {
+	private DateTimeFormat sdf = DateTimeFormat.getFormat("yyyy-MM-dd");
+	
 	protected String WIDTH = "500px";
 	protected String HEIGHT = "150px";
 	protected EventBus eventBus;
@@ -152,7 +154,6 @@ public class SingleValueReplacePanel extends FramedPanel {
 				checked = b.toString();
 			} else {
 				if (column.getDataTypeName().compareTo("Date") == 0) {
-					DateTimeFormat sdf= DateTimeFormat.getFormat("yyyy-MM-dd");
 					Date d = null;
 					try {
 						d = sdf.parse(rValue);
@@ -160,7 +161,6 @@ public class SingleValueReplacePanel extends FramedPanel {
 						Log.error("Unparseable using " + sdf);
 						return null;
 					}
-					
 					if (d != null) {
 						checked = rValue;
 					}
diff --git a/src/main/java/org/gcube/portlets/user/td/columnwidget/client/replace/ReplacePanel.java b/src/main/java/org/gcube/portlets/user/td/columnwidget/client/replace/ReplacePanel.java
index 9cea06b..df741a9 100644
--- a/src/main/java/org/gcube/portlets/user/td/columnwidget/client/replace/ReplacePanel.java
+++ b/src/main/java/org/gcube/portlets/user/td/columnwidget/client/replace/ReplacePanel.java
@@ -53,6 +53,8 @@ import com.sencha.gxt.widget.core.client.form.TextField;
  */
 public class ReplacePanel extends FramedPanel implements
 		DimensionRowSelectionListener {
+	private DateTimeFormat sdf = DateTimeFormat.getFormat("yyyy-MM-dd");
+	
 	protected String WIDTH = "500px";
 	protected String HEIGHT = "150px";
 	protected EventBus eventBus;
@@ -63,6 +65,7 @@ public class ReplacePanel extends FramedPanel implements
 
 	protected DimensionRow dimensionRow;
 
+	
 	protected ReplaceColumnSession replaceColumnSession;
 	private ComboBox<DimensionRow> comboDimensionType;
 	private FieldLabel comboDimensionTypeLabel;
@@ -132,7 +135,6 @@ public class ReplacePanel extends FramedPanel implements
 		if (column.getDataTypeName().compareTo("Date") == 0) {
 			valueDate = new DateField();
 			Date d = null;
-			DateTimeFormat sdf = DateTimeFormat.getFormat("yyyy-MM-dd");
 			Log.debug("Date value: " + cellData.getValue());
 			try {
 				d = sdf.parse(cellData.getValue());
@@ -281,8 +283,8 @@ public class ReplacePanel extends FramedPanel implements
 				UtilsGXT3.alert("Attention", "Insert a valid replace value");
 				return;
 			} else {
-				Long data = d.getTime();
-				rValue = data.toString();
+				String dateS = sdf.format(d);
+				rValue = dateS;
 			}
 
 		} else {
@@ -322,7 +324,6 @@ public class ReplacePanel extends FramedPanel implements
 			} else {
 				if (column.getDataTypeName().compareTo("Date") == 0) {
 					Date d = null;
-					DateTimeFormat sdf = DateTimeFormat.getFormat("yyyy-MM-dd");
 					try {
 						d = sdf.parse(value.getValue());
 					} catch (Exception e) {
@@ -330,8 +331,9 @@ public class ReplacePanel extends FramedPanel implements
 						return null;
 					}
 					if (d != null) {
-						Long data = d.getTime();
-						checked = data.toString();
+						String dateS = sdf.format(d);
+						checked = dateS;
+						
 					}
 				} else {
 					if (column.getDataTypeName().compareTo("Geometry") == 0) {