diff --git a/jsprit-core/src/main/java/jsprit/core/problem/job/Delivery.java b/jsprit-core/src/main/java/jsprit/core/problem/job/Delivery.java
index 187952df..f1a0c368 100644
--- a/jsprit-core/src/main/java/jsprit/core/problem/job/Delivery.java
+++ b/jsprit-core/src/main/java/jsprit/core/problem/job/Delivery.java
@@ -60,6 +60,7 @@ public class Delivery extends Service{
 				locationId = coord.toString();
 			}
 			this.setType("delivery");
+			super.capacity = super.capacityBuilder.build();
 			return new Delivery(this);
 		}
 		
diff --git a/jsprit-core/src/main/java/jsprit/core/problem/job/Pickup.java b/jsprit-core/src/main/java/jsprit/core/problem/job/Pickup.java
index 4fbed1a3..47e5fc70 100644
--- a/jsprit-core/src/main/java/jsprit/core/problem/job/Pickup.java
+++ b/jsprit-core/src/main/java/jsprit/core/problem/job/Pickup.java
@@ -63,6 +63,7 @@ public class Pickup extends Service {
 				locationId = coord.toString();
 			}
 			this.setType("pickup");
+			super.capacity = super.capacityBuilder.build();
 			return new Pickup(this);
 		}
 		
diff --git a/jsprit-core/src/main/java/jsprit/core/problem/job/Service.java b/jsprit-core/src/main/java/jsprit/core/problem/job/Service.java
index ee65c97e..a0b722f1 100644
--- a/jsprit-core/src/main/java/jsprit/core/problem/job/Service.java
+++ b/jsprit-core/src/main/java/jsprit/core/problem/job/Service.java
@@ -77,6 +77,7 @@ public class Service implements Job {
 		protected TimeWindow timeWindow = TimeWindow.newInstance(0.0, Double.MAX_VALUE);
 		
 		protected Capacity.Builder capacityBuilder = Capacity.Builder.newInstance();
+		
 		protected Capacity capacity;
 		
 		/**