diff --git a/navalplanner-business/src/main/java/org/navalplanner/business/calendars/entities/CalendarData.java b/navalplanner-business/src/main/java/org/navalplanner/business/calendars/entities/CalendarData.java
index 9c561c265..321581964 100644
--- a/navalplanner-business/src/main/java/org/navalplanner/business/calendars/entities/CalendarData.java
+++ b/navalplanner-business/src/main/java/org/navalplanner/business/calendars/entities/CalendarData.java
@@ -237,4 +237,16 @@ public class CalendarData extends IntegrationEntity {
         return Registry.getCalendarDataDAO();
     }
 
+    public static void resetDefaultCapacities(CalendarData calendar) {
+        Capacity eightHours = Capacity.create(hours(8))
+                .overAssignableWithoutLimit();
+        calendar.setCapacityAt(Days.MONDAY, eightHours);
+        calendar.setCapacityAt(Days.TUESDAY, eightHours);
+        calendar.setCapacityAt(Days.WEDNESDAY, eightHours);
+        calendar.setCapacityAt(Days.THURSDAY, eightHours);
+        calendar.setCapacityAt(Days.FRIDAY, eightHours);
+        calendar.setCapacityAt(Days.SATURDAY, Capacity.zero());
+        calendar.setCapacityAt(Days.SUNDAY, Capacity.zero());
+    }
+
 }