diff --git a/src/test/java/de/ozgcloud/nachrichten/postfach/osiv2/transfer/Osi2ResponseMapperTest.java b/src/test/java/de/ozgcloud/nachrichten/postfach/osiv2/transfer/Osi2ResponseMapperTest.java
index 2d568dfd0338f5be3b9d56292b6c3a3e0fbfc0d3..8806cc719991a35cc7891a72b853542473eed084 100644
--- a/src/test/java/de/ozgcloud/nachrichten/postfach/osiv2/transfer/Osi2ResponseMapperTest.java
+++ b/src/test/java/de/ozgcloud/nachrichten/postfach/osiv2/transfer/Osi2ResponseMapperTest.java
@@ -34,7 +34,7 @@ class Osi2ResponseMapperTest {
 		void shouldMapVorgangId() {
 			var result = doMapping();
 
-			assertThat(result.getVorgangId()).isEqualTo("OZG-Cloud-VorgangId");
+			assertThat(result.getVorgangId()).isEqualTo(SEQUENCE_NUMMER);
 		}
 
 		@Test
@@ -63,7 +63,7 @@ class Osi2ResponseMapperTest {
 		void shouldMapSubject() {
 			var result = doMapping();
 
-			assertThat(result.getSubject()).isEqualTo("Das ist das Subject");
+			assertThat(result.getSubject()).isEqualTo(SUBJECT);
 		}
 
 		@Test