diff --git a/navalplanner-webapp/src/main/webapp/advance/_listAdvanceTypes.zul b/navalplanner-webapp/src/main/webapp/advance/_listAdvanceTypes.zul
index d2fc9a144..4dcaecb38 100644
--- a/navalplanner-webapp/src/main/webapp/advance/_listAdvanceTypes.zul
+++ b/navalplanner-webapp/src/main/webapp/advance/_listAdvanceTypes.zul
@@ -30,7 +30,7 @@
         <rows>
             <row self="@{each='advanceType'}" value="@{advanceType}">
                 <label value="@{advanceType.unitName}"/>
-                <checkbox checked="@{advanceType.active}"/>
+                <checkbox checked="@{advanceType.active}" disabled="true" />
                 <hbox>
                     <button visible="@{advanceType.updatable}" sclass="icono" image="/common/img/ico_editar1.png"
                         hoverImage="/common/img/ico_editar.png"