diff --git a/ganttzk/src/main/java/org/zkoss/ganttz/util/IMenuItemsRegister.java b/ganttzk/src/main/java/org/zkoss/ganttz/util/IMenuItemsRegister.java
index 6ac477aec..fbd6148ba 100644
--- a/ganttzk/src/main/java/org/zkoss/ganttz/util/IMenuItemsRegister.java
+++ b/ganttzk/src/main/java/org/zkoss/ganttz/util/IMenuItemsRegister.java
@@ -30,4 +30,6 @@ public interface IMenuItemsRegister {
 
     public void activateMenuItem(Object key);
 
+    public void renameMenuItem(Object key, String name);
+
 }
diff --git a/navalplanner-webapp/src/main/java/org/navalplanner/web/common/CustomMenuController.java b/navalplanner-webapp/src/main/java/org/navalplanner/web/common/CustomMenuController.java
index 7854907ca..d7f493fb9 100644
--- a/navalplanner-webapp/src/main/java/org/navalplanner/web/common/CustomMenuController.java
+++ b/navalplanner-webapp/src/main/java/org/navalplanner/web/common/CustomMenuController.java
@@ -225,6 +225,12 @@ public class CustomMenuController extends Div implements IMenuItemsRegister {
         switchCurrentButtonTo((Button) key);
     }
 
+    @Override
+    public void renameMenuItem(Object key, String name) {
+        Button button = (Button) key;
+        button.setLabel(name);
+    }
+
     private void setSelectClass(final Button button) {
         button.setSclass("sub_menu_active");
     }