diff --git a/hsarback/src/de/hsadmin/mods/dom/Domain.java b/hsarback/src/de/hsadmin/mods/dom/Domain.java
index 07d2c32..6342282 100644
--- a/hsarback/src/de/hsadmin/mods/dom/Domain.java
+++ b/hsarback/src/de/hsadmin/mods/dom/Domain.java
@@ -6,6 +6,7 @@ import static javax.persistence.GenerationType.SEQUENCE;
 import java.util.Date;
 import java.util.Set;
 
+import javax.persistence.CascadeType;
 import javax.persistence.Column;
 import javax.persistence.Entity;
 import javax.persistence.EntityManager;
@@ -56,7 +57,7 @@ public class Domain extends AbstractEntity {
 	private String dnsMaster;
 
 	@AnnFieldIO(validation="[a-zA-Z0-9\\-\\.]*", rw=ReadWriteAccess.READWRITE, referTo=DomainOption.class)
-	@ManyToMany(fetch=FetchType.EAGER)
+	@ManyToMany(fetch=FetchType.EAGER, cascade=CascadeType.PERSIST)
 	@JoinTable(name="domain__domain_option", 
 		joinColumns={@JoinColumn(name="domain_id", referencedColumnName="domain_id")},
 		inverseJoinColumns={@JoinColumn(name="domain_option_id", referencedColumnName="domain_option_id")})