diff --git a/src/main/java/org/springframework/samples/petclinic/model/Owner.java b/src/main/java/org/springframework/samples/petclinic/model/Owner.java
index 902f6493c..07656be5b 100644
--- a/src/main/java/org/springframework/samples/petclinic/model/Owner.java
+++ b/src/main/java/org/springframework/samples/petclinic/model/Owner.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2016 the original author or authors.
+ * Copyright 2002-2013 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -34,9 +34,6 @@ import org.springframework.beans.support.MutableSortDefinition;
 import org.springframework.beans.support.PropertyComparator;
 import org.springframework.core.style.ToStringCreator;
 
-import com.fasterxml.jackson.annotation.JsonIdentityInfo;
-import com.fasterxml.jackson.annotation.ObjectIdGenerators;
-
 /**
  * Simple JavaBean domain object representing an owner.
  *
@@ -47,7 +44,6 @@ import com.fasterxml.jackson.annotation.ObjectIdGenerators;
  */
 @Entity
 @Table(name = "owners")
-@JsonIdentityInfo(generator = ObjectIdGenerators.PropertyGenerator.class, property = "id")
 public class Owner extends Person {
     @Column(name = "address")
     @NotEmpty