diff --git a/ozgcloud-keycloak-operator/src/main/java/de/ozgcloud/operator/keycloak/realm/KeycloakRealmMapper.java b/ozgcloud-keycloak-operator/src/main/java/de/ozgcloud/operator/keycloak/realm/KeycloakRealmMapper.java
index f4cc88502415e2c6b7a4289e0ea06186bbce7bfe..8f6d5714d9c4211f2a01efc0631efafda6cdd661 100644
--- a/ozgcloud-keycloak-operator/src/main/java/de/ozgcloud/operator/keycloak/realm/KeycloakRealmMapper.java
+++ b/ozgcloud-keycloak-operator/src/main/java/de/ozgcloud/operator/keycloak/realm/KeycloakRealmMapper.java
@@ -51,31 +51,31 @@ interface KeycloakRealmMapper {
 	default Set<String> mapPassword(OzgCloudKeycloakRealmSpec spec) {
 		return Set.of("de");
 	}
-	
+
 	@Named("smtpServer")
-	 default Map<String, String> mapSmtpServer(OzgCloudKeycloakRealmSpec.KeycloakRealmSMTPServer server) {
-		
+	default Map<String, String> mapSmtpServer(OzgCloudKeycloakRealmSpec.KeycloakRealmSMTPServer server) {
+
 		Map<String, String> smtpServer = new HashMap<>();
-		if( server != null ) {
-			if( server.getHost() != null )
+		if (server != null) {
+			if (server.getHost() != null)
 				smtpServer.put("host", server.getHost());
-			if( server.getPort() != null )
+			if (server.getPort() != null)
 				smtpServer.put("port", server.getPort());
-			if( server.getUser() != null )
+			if (server.getUser() != null)
 				smtpServer.put("user", server.getUser());
-			if( server.getPassword() != null )
+			if (server.getPassword() != null)
 				smtpServer.put("password", server.getPassword());
-			if( server.getStarttls() != null )
-				smtpServer.put("starttls", server.getStarttls()); 
-			if( server.getAuth() != null )
-				smtpServer.put("auth", server.getAuth()); 
-			if( server.getFrom() != null )
-				smtpServer.put("from", server.getFrom()); 
-			if( server.getFromDisplayName() != null ) 
-				smtpServer.put("fromDisplayName", server.getFromDisplayName()); 
+			if (server.getStarttls() != null)
+				smtpServer.put("starttls", server.getStarttls());
+			if (server.getAuth() != null)
+				smtpServer.put("auth", server.getAuth());
+			if (server.getFrom() != null)
+				smtpServer.put("from", server.getFrom());
+			if (server.getFromDisplayName() != null)
+				smtpServer.put("fromDisplayName", server.getFromDisplayName());
 		}
 		return smtpServer;
-		
+
 	}
 
 }
diff --git a/ozgcloud-keycloak-operator/src/main/java/de/ozgcloud/operator/keycloak/realm/OzgCloudKeycloakRealmSpec.java b/ozgcloud-keycloak-operator/src/main/java/de/ozgcloud/operator/keycloak/realm/OzgCloudKeycloakRealmSpec.java
index d8363f4adcf1bcebb889c3e328c3dbcf3f7d435a..4703f154ee68169988fceac1324a9374bfc5c539 100644
--- a/ozgcloud-keycloak-operator/src/main/java/de/ozgcloud/operator/keycloak/realm/OzgCloudKeycloakRealmSpec.java
+++ b/ozgcloud-keycloak-operator/src/main/java/de/ozgcloud/operator/keycloak/realm/OzgCloudKeycloakRealmSpec.java
@@ -44,32 +44,29 @@ class OzgCloudKeycloakRealmSpec {
 	private boolean keepAfterDelete;
 
 	private String displayName;
-	
-	private KeycloakRealmSMTPServer smtpServer;
 
+	private KeycloakRealmSMTPServer smtpServer;
 
-@Getter
-@Setter
-@Builder
-@NoArgsConstructor
-@AllArgsConstructor
-static class KeycloakRealmSMTPServer {
+	@Getter
+	@Setter
+	@Builder
+	@NoArgsConstructor
+	@AllArgsConstructor
+	static class KeycloakRealmSMTPServer {
 
-	
+		private String user;
+		private String password;
 
-	private String user;
-	private String host;
-	private String password;
+		private String host;
+		private String port;
 
-	private String port;
+		private String starttls;
 
-	private String starttls;
+		private String auth;
 
-	private String auth;
+		private String from;
 
-	private String from;
-	
-	private String fromDisplayName;
-}
+		private String fromDisplayName;
+	}
 
 }
diff --git a/ozgcloud-keycloak-operator/src/test/java/de/ozgcloud/operator/keycloak/realm/KeycloakRealmMapperTest.java b/ozgcloud-keycloak-operator/src/test/java/de/ozgcloud/operator/keycloak/realm/KeycloakRealmMapperTest.java
index 17313516ed9bb4273af431ae52d4f5b5ee72dec9..c144180b39f29ea11797e9d37d0e8ed10c82ec5a 100644
--- a/ozgcloud-keycloak-operator/src/test/java/de/ozgcloud/operator/keycloak/realm/KeycloakRealmMapperTest.java
+++ b/ozgcloud-keycloak-operator/src/test/java/de/ozgcloud/operator/keycloak/realm/KeycloakRealmMapperTest.java
@@ -102,15 +102,21 @@ class KeycloakRealmMapperTest {
 	void shouldContainSmtpServerKeysValues() {
 		var mapped = mapper.map(OzgCloudKeycloakRealmSpecTestFactory.create());
 		var mappedSmtpServer = mapped.getSmtpServer();
-		assertThat(mappedSmtpServer.get("host")).isEqualTo(KeycloakRealmSmtpServerTestFactory.SMTP_SERVER_HOST);
-		assertThat(mappedSmtpServer.get("port")).isEqualTo(KeycloakRealmSmtpServerTestFactory.SMTP_SERVER_PORT);
+		assertThat(mappedSmtpServer.get("host"))
+				.isEqualTo(KeycloakRealmSmtpServerTestFactory.SMTP_SERVER_HOST);
+		assertThat(mappedSmtpServer.get("port"))
+				.isEqualTo(KeycloakRealmSmtpServerTestFactory.SMTP_SERVER_PORT);
 		assertThat(mappedSmtpServer.get("password")).isEqualTo(KeycloakRealmSmtpServerTestFactory.SMTP_SERVER_PASSWORD);
-		assertThat(mappedSmtpServer.get("user")).isEqualTo(KeycloakRealmSmtpServerTestFactory.SMTP_SERVER_USER);
+		assertThat(mappedSmtpServer.get("user"))
+				.isEqualTo(KeycloakRealmSmtpServerTestFactory.SMTP_SERVER_USER);
 		assertThat(mappedSmtpServer.get("starttls")).isEqualTo(KeycloakRealmSmtpServerTestFactory.SMTP_SERVER_STARTTLS);
-		assertThat(mappedSmtpServer.get("auth")).isEqualTo(KeycloakRealmSmtpServerTestFactory.SMTP_SERVER_AUTH);
-		assertThat(mappedSmtpServer.get("from")).isEqualTo(KeycloakRealmSmtpServerTestFactory.SMTP_SERVER_FROM);
-		assertThat(mappedSmtpServer.get("fromDisplayName")).isEqualTo(KeycloakRealmSmtpServerTestFactory.SMTP_SERVER_FROM_DISPLAY_NAME);
-		
-	}		
+		assertThat(mappedSmtpServer.get("auth"))
+				.isEqualTo(KeycloakRealmSmtpServerTestFactory.SMTP_SERVER_AUTH);
+		assertThat(mappedSmtpServer.get("from"))
+				.isEqualTo(KeycloakRealmSmtpServerTestFactory.SMTP_SERVER_FROM);
+		assertThat(mappedSmtpServer.get("fromDisplayName"))
+				.isEqualTo(KeycloakRealmSmtpServerTestFactory.SMTP_SERVER_FROM_DISPLAY_NAME);
+
+	}
 
 }
diff --git a/ozgcloud-keycloak-operator/src/test/java/de/ozgcloud/operator/keycloak/realm/KeycloakRealmSmtpServerTestFactory.java b/ozgcloud-keycloak-operator/src/test/java/de/ozgcloud/operator/keycloak/realm/KeycloakRealmSmtpServerTestFactory.java
index eecf3c8aad60ab83437ebe4c0fb0c6f7ff14ad44..06e737290f2f99bd1279ea1ccb3d4b9a3f215a37 100644
--- a/ozgcloud-keycloak-operator/src/test/java/de/ozgcloud/operator/keycloak/realm/KeycloakRealmSmtpServerTestFactory.java
+++ b/ozgcloud-keycloak-operator/src/test/java/de/ozgcloud/operator/keycloak/realm/KeycloakRealmSmtpServerTestFactory.java
@@ -4,20 +4,20 @@ import de.ozgcloud.operator.keycloak.realm.OzgCloudKeycloakRealmSpec.KeycloakRea
 
 public class KeycloakRealmSmtpServerTestFactory {
 
-    
-    public final static String SMTP_SERVER_PORT = "432";
-    public final static String  SMTP_SERVER_HOST = "host";
-    public final static String  SMTP_SERVER_FROM = "test@test.de";
-    public final static String  SMTP_SERVER_FROM_DISPLAY_NAME = "displayed name";
-    public final static String  SMTP_SERVER_USER = "user"; 
-    public final static String  SMTP_SERVER_PASSWORD = "psw";
-    public final static String SMTP_SERVER_AUTH = "true";
-    public final static String SMTP_SERVER_STARTTLS = "true";
-    public final static KeycloakRealmSMTPServer SMTP_SERVER = KeycloakRealmSMTPServer.builder().host(SMTP_SERVER_HOST).user(SMTP_SERVER_USER).
-	password(SMTP_SERVER_PASSWORD).port(SMTP_SERVER_PORT).starttls(SMTP_SERVER_STARTTLS).auth(SMTP_SERVER_AUTH).from(SMTP_SERVER_FROM).fromDisplayName(SMTP_SERVER_FROM_DISPLAY_NAME).build();
-    
-    public static OzgCloudKeycloakRealmSpec.KeycloakRealmSMTPServer create() {
+	public final static String SMTP_SERVER_PORT = "432";
+	public final static String SMTP_SERVER_HOST = "host";
+	public final static String SMTP_SERVER_FROM = "test@test.de";
+	public final static String SMTP_SERVER_FROM_DISPLAY_NAME = "displayed name";
+	public final static String SMTP_SERVER_USER = "user";
+	public final static String SMTP_SERVER_PASSWORD = "psw";
+	public final static String SMTP_SERVER_AUTH = "true";
+	public final static String SMTP_SERVER_STARTTLS = "true";
+	public final static KeycloakRealmSMTPServer SMTP_SERVER = KeycloakRealmSMTPServer.builder().host(SMTP_SERVER_HOST).user(SMTP_SERVER_USER)
+			.password(SMTP_SERVER_PASSWORD).port(SMTP_SERVER_PORT).starttls(SMTP_SERVER_STARTTLS).auth(SMTP_SERVER_AUTH).from(SMTP_SERVER_FROM)
+			.fromDisplayName(SMTP_SERVER_FROM_DISPLAY_NAME).build();
+
+	public static OzgCloudKeycloakRealmSpec.KeycloakRealmSMTPServer create() {
 		return SMTP_SERVER;
 	}
-    
+
 }
diff --git a/ozgcloud-keycloak-operator/src/test/java/de/ozgcloud/operator/keycloak/realm/OzgCloudKeycloakRealmSpecTestFactory.java b/ozgcloud-keycloak-operator/src/test/java/de/ozgcloud/operator/keycloak/realm/OzgCloudKeycloakRealmSpecTestFactory.java
index 86fbe5456fa61d53e1de4215a7668875c110d286..2b03fdab23db589c84807b0a07cd2c971b5cd369 100644
--- a/ozgcloud-keycloak-operator/src/test/java/de/ozgcloud/operator/keycloak/realm/OzgCloudKeycloakRealmSpecTestFactory.java
+++ b/ozgcloud-keycloak-operator/src/test/java/de/ozgcloud/operator/keycloak/realm/OzgCloudKeycloakRealmSpecTestFactory.java
@@ -23,12 +23,11 @@
  */
 package de.ozgcloud.operator.keycloak.realm;
 
-
 public class OzgCloudKeycloakRealmSpecTestFactory {
 
 	public final static String DISPLAY_NAME = "TestDisplayName";
 	public final static boolean KEEP_AFTER_DELETE = false;
-	
+
 	public static OzgCloudKeycloakRealmSpec create() {
 		return createBuilder().build();
 	}