diff --git a/alfa-service/src/main/java/de/ozgcloud/alfa/collaboration/OrganisationsEinheitHeader.java b/alfa-service/src/main/java/de/ozgcloud/alfa/collaboration/OrganisationsEinheitHeader.java
index f29a5d8b3e9ac4e7e27671631c86cfb931e1633f..b62a4788a8fd963365a2e7e3833572917297a816 100644
--- a/alfa-service/src/main/java/de/ozgcloud/alfa/collaboration/OrganisationsEinheitHeader.java
+++ b/alfa-service/src/main/java/de/ozgcloud/alfa/collaboration/OrganisationsEinheitHeader.java
@@ -36,5 +36,6 @@ class OrganisationsEinheitHeader {
 	private String id;
 	private String name;
 	private Anschrift anschrift;
+	private String organisationEinheitId;
 
 }
diff --git a/alfa-service/src/main/java/de/ozgcloud/alfa/collaboration/OrganisationsEinheitHeaderMapper.java b/alfa-service/src/main/java/de/ozgcloud/alfa/collaboration/OrganisationsEinheitHeaderMapper.java
index 073b6a098e87bdc89b2d6ba0e8dc0c58838cc39a..d582ab1f697757d278671d098c8d0061ac03102e 100644
--- a/alfa-service/src/main/java/de/ozgcloud/alfa/collaboration/OrganisationsEinheitHeaderMapper.java
+++ b/alfa-service/src/main/java/de/ozgcloud/alfa/collaboration/OrganisationsEinheitHeaderMapper.java
@@ -24,11 +24,13 @@
 package de.ozgcloud.alfa.collaboration;
 
 import org.mapstruct.Mapper;
+import org.mapstruct.Mapping;
 
 import de.ozgcloud.zufi.grpc.organisationseinheit.GrpcOrganisationsEinheit;
 
 @Mapper
 interface OrganisationsEinheitHeaderMapper {
 
+	@Mapping(target = "organisationEinheitId", source = "xzufiId.id")
 	OrganisationsEinheitHeader fromGrpc(GrpcOrganisationsEinheit organisationsEinheit);
 }
diff --git a/alfa-service/src/test/java/de/ozgcloud/alfa/collaboration/OrganisationsEinheitHeaderTestFactory.java b/alfa-service/src/test/java/de/ozgcloud/alfa/collaboration/OrganisationsEinheitHeaderTestFactory.java
index 81ac634cb448240003e751ec677a618ecbc84959..86bb5efd532604a59a8d47807566296af70334b0 100644
--- a/alfa-service/src/test/java/de/ozgcloud/alfa/collaboration/OrganisationsEinheitHeaderTestFactory.java
+++ b/alfa-service/src/test/java/de/ozgcloud/alfa/collaboration/OrganisationsEinheitHeaderTestFactory.java
@@ -30,6 +30,7 @@ import de.ozgcloud.alfa.collaboration.OrganisationsEinheitHeader.OrganisationsEi
 public class OrganisationsEinheitHeaderTestFactory {
 	public static final String ID = OrganisationsEinheitTestFactory.ID;
 	public static final String NAME = OrganisationsEinheitTestFactory.NAME;
+	public static final String ORGANISATION_EINHEIT_ID = GrpcXzufiIdTestFactory.ORGANISATIONS_EINHEIT_ID;
 	public static final Anschrift ANSCHRIFT = AnschriftTestFactory.create();
 
 	public static OrganisationsEinheitHeader create() {
@@ -40,6 +41,7 @@ public class OrganisationsEinheitHeaderTestFactory {
 		return OrganisationsEinheitHeader.builder()
 				.id(ID)
 				.name(NAME)
-				.anschrift(ANSCHRIFT);
+				.anschrift(ANSCHRIFT)
+				.organisationEinheitId(ORGANISATION_EINHEIT_ID);
 	}
 }