diff --git a/navalplanner-webapp/src/main/java/org/navalplanner/web/orders/OrderElementController.java b/navalplanner-webapp/src/main/java/org/navalplanner/web/orders/OrderElementController.java
index d09806332..4bf940cf5 100644
--- a/navalplanner-webapp/src/main/java/org/navalplanner/web/orders/OrderElementController.java
+++ b/navalplanner-webapp/src/main/java/org/navalplanner/web/orders/OrderElementController.java
@@ -434,6 +434,9 @@ public class OrderElementController extends GenericForwardComposer {
                                 BigDecimal total = new BigDecimal(model
                                         .getOrderElement()
                                                 .getWorkHours()).setScale(2);
+                                if (total.equals(new BigDecimal(0).setScale(2))) {
+                                    return new BigDecimal(0).setScale(2);
+                                }
                                 return workingHours.divide(total,
                                         BigDecimal.ROUND_DOWN);
                             }