diff --git a/navalplanner-webapp/src/main/webapp/orders/components/_orderElementTree.zul b/navalplanner-webapp/src/main/webapp/orders/components/_orderElementTree.zul
index b128500e7..b718a606a 100644
--- a/navalplanner-webapp/src/main/webapp/orders/components/_orderElementTree.zul
+++ b/navalplanner-webapp/src/main/webapp/orders/components/_orderElementTree.zul
@@ -36,9 +36,6 @@
constraint="no negative" disabled="true" />
-