diff --git a/nachrichten-manager-server/pom.xml b/nachrichten-manager-server/pom.xml
index c21fc8f0060c8323b22c26782700cea82082ba9f..652ded4f9986206c079989f9c01c09a08508bcf7 100644
--- a/nachrichten-manager-server/pom.xml
+++ b/nachrichten-manager-server/pom.xml
@@ -24,7 +24,8 @@
     unter der Lizenz sind dem Lizenztext zu entnehmen.
 
 -->
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 
@@ -86,10 +87,10 @@
 			<artifactId>muk-postfach</artifactId>
 			<version>${muk-postfach.version}</version>
 		</dependency>
-        
-        <dependency>
+
+		<dependency>
 			<groupId>de.ozgcloud.api-lib</groupId>
-			<artifactId>ozg-cloud-spring-boot-starter</artifactId>
+			<artifactId>api-lib-core</artifactId>
 			<version>${ozgcloud-starter.version}</version>
 		</dependency>
 
@@ -221,6 +222,11 @@
 			<type>test-jar</type>
 			<scope>test</scope>
 		</dependency>
+		<dependency>
+			<groupId>io.grpc</groupId>
+			<artifactId>grpc-inprocess</artifactId>
+			<scope>test</scope>
+		</dependency>
 	</dependencies>
 
 	<build>
@@ -334,4 +340,4 @@
 			</snapshots>
 		</repository>
 	</repositories>
-</project>
+</project>
\ No newline at end of file
diff --git a/nachrichten-manager-server/src/test/java/de/ozgcloud/nachrichten/email/MailServiceITCase.java b/nachrichten-manager-server/src/test/java/de/ozgcloud/nachrichten/email/MailServiceITCase.java
index 62141fa2ef9ffa37b653b45a144a87b2c0da74e6..e2231251ff4e5a65d0fab723728219e5599237fa 100644
--- a/nachrichten-manager-server/src/test/java/de/ozgcloud/nachrichten/email/MailServiceITCase.java
+++ b/nachrichten-manager-server/src/test/java/de/ozgcloud/nachrichten/email/MailServiceITCase.java
@@ -8,7 +8,9 @@ import org.junit.jupiter.api.Nested;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.function.Executable;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.mock.mockito.MockBean;
 
+import de.ozgcloud.apilib.common.callcontext.OzgCloudCallContextAttachingInterceptor;
 import de.ozgcloud.common.test.ITCase;
 
 @ITCase
@@ -17,6 +19,9 @@ class MailServiceITCase {
 	@Autowired
 	private MailService mailService;
 
+	@MockBean
+	private OzgCloudCallContextAttachingInterceptor interceptor;
+
 	@Nested
 	class TestSendMail {
 
diff --git a/nachrichten-manager-server/src/test/resources/application.yaml b/nachrichten-manager-server/src/test/resources/application.yaml
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..2acc3e44eac2a1883b100331a87f020580ba2be9 100644
--- a/nachrichten-manager-server/src/test/resources/application.yaml
+++ b/nachrichten-manager-server/src/test/resources/application.yaml
@@ -0,0 +1,16 @@
+grpc:
+  client:
+    command-manager:
+      address: self:self
+      negotiationType: PLAINTEXT
+
+spring:
+  mail:
+    host: dummy
+    username: dummy
+    password: dummy
+    port: -1
+
+ozgcloud:
+  notification:
+    mail-from: mailFrom
\ No newline at end of file