diff --git a/aggregation-manager-job/src/main/java/de/ozgcloud/aggregation/AggregationManagerConfiguration.java b/aggregation-manager-job/src/main/java/de/ozgcloud/aggregation/AggregationManagerConfiguration.java
deleted file mode 100644
index 00541877a3dbf271f7e375b6abf291d861e785cc..0000000000000000000000000000000000000000
--- a/aggregation-manager-job/src/main/java/de/ozgcloud/aggregation/AggregationManagerConfiguration.java
+++ /dev/null
@@ -1,38 +0,0 @@
-/*
- * Copyright (C) 2025 Das Land Schleswig-Holstein vertreten durch den
- * Ministerpräsidenten des Landes Schleswig-Holstein
- * Staatskanzlei
- * Abteilung Digitalisierung und zentrales IT-Management der Landesregierung
- *
- * Lizenziert unter der EUPL, Version 1.2 oder - sobald
- * diese von der Europäischen Kommission genehmigt wurden -
- * Folgeversionen der EUPL ("Lizenz");
- * Sie dürfen dieses Werk ausschließlich gemäß
- * dieser Lizenz nutzen.
- * Eine Kopie der Lizenz finden Sie hier:
- *
- * https://joinup.ec.europa.eu/collection/eupl/eupl-text-eupl-12
- *
- * Sofern nicht durch anwendbare Rechtsvorschriften
- * gefordert oder in schriftlicher Form vereinbart, wird
- * die unter der Lizenz verbreitete Software "so wie sie
- * ist", OHNE JEGLICHE GEWÄHRLEISTUNG ODER BEDINGUNGEN -
- * ausdrücklich oder stillschweigend - verbreitet.
- * Die sprachspezifischen Genehmigungen und Beschränkungen
- * unter der Lizenz sind dem Lizenztext zu entnehmen.
- */
-package de.ozgcloud.aggregation;
-
-import org.springframework.boot.context.properties.ConfigurationProperties;
-
-import lombok.Getter;
-import lombok.Setter;
-
-@ConfigurationProperties(prefix = "aggregation-manager")
-@Getter
-@Setter
-public class AggregationManagerConfiguration {
-
-	private int fetchingBatchSize;
-
-}
diff --git a/aggregation-manager-job/src/main/java/de/ozgcloud/aggregation/AggregationManagerGrpcConfiguration.java b/aggregation-manager-job/src/main/java/de/ozgcloud/aggregation/AggregationManagerGrpcConfiguration.java
index a9b23c15a1faec0ff3b332c4fcf87ba633f67a6b..3994100601b36455b0cddfbaf5f3dcf965ebfdfa 100644
--- a/aggregation-manager-job/src/main/java/de/ozgcloud/aggregation/AggregationManagerGrpcConfiguration.java
+++ b/aggregation-manager-job/src/main/java/de/ozgcloud/aggregation/AggregationManagerGrpcConfiguration.java
@@ -43,6 +43,7 @@ import net.devh.boot.grpc.client.inject.GrpcClientBean;
 @GrpcClientBean(clazz = VorgangServiceGrpc.VorgangServiceBlockingStub.class, beanName = "vorgangServiceBlockingStub", client = @GrpcClient("vorgang-manager"))
 @GrpcClientBean(clazz = AggregationDataServiceGrpc.AggregationDataServiceStub.class, beanName = "aggregationDataServiceStub", client = @GrpcClient("aggregation-manager"))
 public class AggregationManagerGrpcConfiguration {
+
 	@GrpcClient("vorgang-manager")
 	VorgangServiceGrpc.VorgangServiceBlockingStub vorgangServiceBlockingStub;
 	@GrpcClient("aggregation-manager")
@@ -58,8 +59,7 @@ public class AggregationManagerGrpcConfiguration {
 
 	@Bean
 	@ConditionalOnProperty("grpc.client.aggregation-manager.address")
-	AggregationDataRemoteService aggregationDataRemoteService(AggregationManagerProperties properties,
-			AggregationManagerConfiguration configuration, GrpcAggregationDataMapper grpcAggregationDataMapper) {
-		return new AggregationDataRemoteService(aggregationDataServiceStub, properties, configuration, grpcAggregationDataMapper);
+	AggregationDataRemoteService aggregationDataRemoteService(AggregationManagerProperties properties, GrpcAggregationDataMapper grpcAggregationDataMapper) {
+		return new AggregationDataRemoteService(aggregationDataServiceStub, properties, grpcAggregationDataMapper);
 	}
 }
diff --git a/aggregation-manager-job/src/main/java/de/ozgcloud/aggregation/AggregationManagerProperties.java b/aggregation-manager-job/src/main/java/de/ozgcloud/aggregation/AggregationManagerProperties.java
index 4ace2f5c92ad2b3c00324f737580a4ff67197ded..c54be5d11eeba10534f55e0ab8669afcaffb9fa1 100644
--- a/aggregation-manager-job/src/main/java/de/ozgcloud/aggregation/AggregationManagerProperties.java
+++ b/aggregation-manager-job/src/main/java/de/ozgcloud/aggregation/AggregationManagerProperties.java
@@ -39,5 +39,6 @@ import lombok.extern.log4j.Log4j2;
 @Log4j2
 public class AggregationManagerProperties {
 
+	private int fetchingBatchSize;
 	private String mandant;
 }
diff --git a/aggregation-manager-job/src/main/java/de/ozgcloud/aggregation/AggregationManagerRunner.java b/aggregation-manager-job/src/main/java/de/ozgcloud/aggregation/AggregationManagerRunner.java
index 9debd13cce41539bc8420aa890f1ce1f21ae0912..8b0544e0d812837ccb7969ada028c97c9ee06247 100644
--- a/aggregation-manager-job/src/main/java/de/ozgcloud/aggregation/AggregationManagerRunner.java
+++ b/aggregation-manager-job/src/main/java/de/ozgcloud/aggregation/AggregationManagerRunner.java
@@ -49,7 +49,7 @@ public abstract class AggregationManagerRunner implements CommandLineRunner {
 
 	private static final String MDC_EXECUTION = "execution";
 
-	private final AggregationManagerConfiguration config;
+	private final AggregationManagerProperties aggregationManagerProperties;
 	private final TransformationProperties transformationProperties;
 	private final TransformationService transformationService;
 	private final AggregationDataLoaderRegistry loaderRegistry;
@@ -91,7 +91,7 @@ public abstract class AggregationManagerRunner implements CommandLineRunner {
 
 	Aggregator createAggregator(AggregationMapping.Scope scope) {
 		return createAggregator()
-				.withBatchSize(config.getFetchingBatchSize())
+				.withBatchSize(aggregationManagerProperties.getFetchingBatchSize())
 				.withLoader(loaderRegistry.getLoader(scope));
 	}
 
diff --git a/aggregation-manager-job/src/main/java/de/ozgcloud/aggregation/extern/AggregationDataRemoteService.java b/aggregation-manager-job/src/main/java/de/ozgcloud/aggregation/extern/AggregationDataRemoteService.java
index 531a02c99d1d55da63fadade4eaa192a67895cc7..b0b91dcbd5829c257ac1a915ea7a94a9de67a99b 100644
--- a/aggregation-manager-job/src/main/java/de/ozgcloud/aggregation/extern/AggregationDataRemoteService.java
+++ b/aggregation-manager-job/src/main/java/de/ozgcloud/aggregation/extern/AggregationDataRemoteService.java
@@ -29,7 +29,6 @@ import java.util.concurrent.Future;
 import java.util.stream.Stream;
 
 import de.ozgcloud.aggregation.Aggregation;
-import de.ozgcloud.aggregation.AggregationManagerConfiguration;
 import de.ozgcloud.aggregation.AggregationManagerProperties;
 import de.ozgcloud.aggregation.data.AggregationDataServiceGrpc;
 import de.ozgcloud.aggregation.data.GrpcAggregationData;
@@ -49,7 +48,6 @@ public class AggregationDataRemoteService {
 	@GrpcClient("aggregation-manager")
 	private final AggregationDataServiceGrpc.AggregationDataServiceStub serviceStub;
 	private final AggregationManagerProperties properties;
-	private final AggregationManagerConfiguration configuration;
 	private final GrpcAggregationDataMapper grpcAggregationDataMapper;
 
 	public Future<Void> sendAggregationData(Aggregation aggregation) {
@@ -61,7 +59,7 @@ public class AggregationDataRemoteService {
 	SendAggregationDataResponseObserver buildSendAggregationDataResponseObserver(Aggregation aggregation) {
 		var requestData = new RequestData(properties.getMandant(), aggregation.aggregationName(),
 				toGrpcAggregationDataStream(aggregation.documentEntries()).iterator());
-		return new SendAggregationDataResponseObserver(configuration.getFetchingBatchSize(), requestData);
+		return new SendAggregationDataResponseObserver(properties.getFetchingBatchSize(), requestData);
 	}
 
 	Stream<GrpcAggregationData> toGrpcAggregationDataStream(Stream<DocumentEntry> documentEntries) {
diff --git a/aggregation-manager-job/src/main/resources/application-local.yml b/aggregation-manager-job/src/main/resources/application-local.yml
index f971794e9d5962d901fa845a6421360ae558671a..a038ff206e2a99435dd80fa4a1cfd7df9a427c8e 100644
--- a/aggregation-manager-job/src/main/resources/application-local.yml
+++ b/aggregation-manager-job/src/main/resources/application-local.yml
@@ -14,10 +14,6 @@ spring:
       database: aggregation-manager-job
 
 ozgcloud:
-  vorgang-manager:
-    address: static://127.0.0.1:9090
-    negotiationType: PLAINTEXT
-
-aggregation-manager:
-   fetching-batch-size: 5
+  fetching-batch-size: 5
+  mandant: "Landeshauptstadt Kiel"
 
diff --git a/aggregation-manager-job/src/main/resources/application.yml b/aggregation-manager-job/src/main/resources/application.yml
index 10ba491e28a6e9b6f87c6acb015035784a31d3fb..879916463132e5cc9e8380de050b048df348bf9d 100644
--- a/aggregation-manager-job/src/main/resources/application.yml
+++ b/aggregation-manager-job/src/main/resources/application.yml
@@ -39,6 +39,7 @@ spring:
   application:
     name: OzgCloud_AggregationManager
 
-aggregation-manager:
+ozgcloud:
   fetching-batch-size: 100
-  identifier: "id.value"
+  aggregation:
+    identifier: "id.value"
diff --git a/aggregation-manager-job/src/test/java/de/ozgcloud/aggregation/AggregationManagerRunnerTest.java b/aggregation-manager-job/src/test/java/de/ozgcloud/aggregation/AggregationManagerRunnerTest.java
index a494e095cba22653dce5d59ecf461e418328ef2e..70483569a3c3da7975005b77bbcd7b67f03091b5 100644
--- a/aggregation-manager-job/src/test/java/de/ozgcloud/aggregation/AggregationManagerRunnerTest.java
+++ b/aggregation-manager-job/src/test/java/de/ozgcloud/aggregation/AggregationManagerRunnerTest.java
@@ -53,7 +53,7 @@ import de.ozgcloud.aggregation.transformation.TransformationService;
 class AggregationManagerRunnerTest {
 
 	@Mock
-	private AggregationManagerConfiguration config;
+	private AggregationManagerProperties aggregationManagerProperties;
 	@Mock
 	private TransformationProperties transformationProperties;
 	@Mock
@@ -332,7 +332,7 @@ class AggregationManagerRunnerTest {
 
 		@BeforeEach
 		void init() {
-			when(config.getFetchingBatchSize()).thenReturn(batchSize);
+			when(aggregationManagerProperties.getFetchingBatchSize()).thenReturn(batchSize);
 			when(loaderRegistry.getLoader(any())).thenReturn(loader);
 			when(aggregator.withBatchSize(anyInt())).thenReturn(aggregator);
 			when(aggregator.withLoader(any())).thenReturn(aggregator);
@@ -342,7 +342,7 @@ class AggregationManagerRunnerTest {
 		void shouldGetBatchSize() {
 			runner.createAggregator(scope);
 
-			verify(config).getFetchingBatchSize();
+			verify(aggregationManagerProperties).getFetchingBatchSize();
 		}
 
 		@Test
@@ -376,9 +376,9 @@ class AggregationManagerRunnerTest {
 
 	static class AggregationManagerRunnerImpl extends AggregationManagerRunner {
 
-		public AggregationManagerRunnerImpl(AggregationManagerConfiguration config, TransformationProperties transformationProperties,
+		public AggregationManagerRunnerImpl(AggregationManagerProperties aggregationManagerProperties, TransformationProperties transformationProperties,
 				TransformationService transformationService, AggregationDataLoaderRegistry loaderRegistry) {
-			super(config, transformationProperties, transformationService, loaderRegistry);
+			super(aggregationManagerProperties, transformationProperties, transformationService, loaderRegistry);
 		}
 
 		@Override
diff --git a/aggregation-manager-job/src/test/java/de/ozgcloud/aggregation/extern/AggregationDataRemoteServiceTest.java b/aggregation-manager-job/src/test/java/de/ozgcloud/aggregation/extern/AggregationDataRemoteServiceTest.java
index c3711cc85c513b7b2d2ce276d1f28d031800abe9..8d344615e8ba3a5f7876fd24f4a5a1dcaeb04f12 100644
--- a/aggregation-manager-job/src/test/java/de/ozgcloud/aggregation/extern/AggregationDataRemoteServiceTest.java
+++ b/aggregation-manager-job/src/test/java/de/ozgcloud/aggregation/extern/AggregationDataRemoteServiceTest.java
@@ -46,7 +46,6 @@ import org.mockito.Spy;
 import com.thedeanda.lorem.LoremIpsum;
 
 import de.ozgcloud.aggregation.Aggregation;
-import de.ozgcloud.aggregation.AggregationManagerConfiguration;
 import de.ozgcloud.aggregation.AggregationManagerProperties;
 import de.ozgcloud.aggregation.AggregationTestFactory;
 import de.ozgcloud.aggregation.data.AggregationDataServiceGrpc;
@@ -65,8 +64,6 @@ class AggregationDataRemoteServiceTest {
 	@Mock
 	private AggregationManagerProperties properties;
 	@Mock
-	private AggregationManagerConfiguration configuration;
-	@Mock
 	private GrpcAggregationDataMapper grpcAggregationDataMapper;
 	@InjectMocks
 	@Spy
@@ -124,7 +121,7 @@ class AggregationDataRemoteServiceTest {
 		@BeforeEach
 		void init() {
 			doReturn(Stream.of(GrpcAggregationDataTestFactory.create())).when(service).toGrpcAggregationDataStream(any());
-			when(configuration.getFetchingBatchSize()).thenReturn(BATCH_SIZE);
+			when(properties.getFetchingBatchSize()).thenReturn(BATCH_SIZE);
 		}
 
 		@Test
@@ -146,7 +143,7 @@ class AggregationDataRemoteServiceTest {
 		void shouldGetBatchSize() {
 			service.buildSendAggregationDataResponseObserver(AggregationTestFactory.create());
 
-			verify(configuration).getFetchingBatchSize();
+			verify(properties).getFetchingBatchSize();
 		}
 
 		@Test
diff --git a/aggregation-manager-job/src/test/resources/application-itcase.yml b/aggregation-manager-job/src/test/resources/application-itcase.yml
index b370e11fc17d7a792a21b82b7cb7bb69357f3710..c8eef97bb8ab02bde5fc7aed63f23e383d5aea3c 100644
--- a/aggregation-manager-job/src/test/resources/application-itcase.yml
+++ b/aggregation-manager-job/src/test/resources/application-itcase.yml
@@ -10,14 +10,11 @@ spring:
     banner-mode: "off"
 
 ozgcloud:
-  vorgang-manager:
-    address: static://127.0.0.1:9090
-    negotiationType: PLAINTEXT
   command:
     line:
       runner:
         enabled: false
-
-aggregation-manager:
+  mandant: "Landeshauptstadt Kiel"
   fetching-batch-size: 2
-  identifier: "id.value"
+  aggregation:
+    identifier: "id.value"