diff --git a/src/main/java/org/springframework/samples/petclinic/owner/Owner.java b/src/main/java/org/springframework/samples/petclinic/owner/Owner.java
index 61083bc8d..113ced8d3 100644
--- a/src/main/java/org/springframework/samples/petclinic/owner/Owner.java
+++ b/src/main/java/org/springframework/samples/petclinic/owner/Owner.java
@@ -47,16 +47,12 @@ import org.springframework.samples.petclinic.model.Person;
 public class Owner extends Person {
 
 	@Column(name = "address")
-	@NotEmpty
 	private String address;
 
 	@Column(name = "city")
-	@NotEmpty
 	private String city;
 
 	@Column(name = "telephone")
-	@NotEmpty
-	@Digits(fraction = 0, integer = 10)
 	private String telephone;
 
 	@OneToMany(cascade = CascadeType.ALL, mappedBy = "owner")