diff --git a/src/main/java/it/gov/pagopa/rtp/activator/controller/SendAPIControllerImpl.java b/src/main/java/it/gov/pagopa/rtp/activator/controller/SendAPIControllerImpl.java
index 35d91ae..ce5a2a8 100644
--- a/src/main/java/it/gov/pagopa/rtp/activator/controller/SendAPIControllerImpl.java
+++ b/src/main/java/it/gov/pagopa/rtp/activator/controller/SendAPIControllerImpl.java
@@ -27,8 +27,8 @@ public SendAPIControllerImpl(SendRTPService sendRTPService, RtpMapper rtpMapper)
     public Mono<ResponseEntity<Void>> createRtp(Mono<CreateRtpDto> createRtpDto,
             ServerWebExchange exchange) {
         return createRtpDto
-                .map(rtpDto -> rtpMapper.toRtp(rtpDto))
-                .flatMap(rtp -> sendRTPService.send(rtp))
+                .map(rtpMapper::toRtp)
+                .flatMap(sendRTPService::send)
                 .thenReturn(ResponseEntity.status(201).build());
     }
 }
diff --git a/src/test/java/it/gov/pagopa/rtp/activator/domain/rtp/RtpMapperTest.java b/src/test/java/it/gov/pagopa/rtp/activator/domain/rtp/RtpMapperTest.java
index 13ba5fd..2d25abd 100644
--- a/src/test/java/it/gov/pagopa/rtp/activator/domain/rtp/RtpMapperTest.java
+++ b/src/test/java/it/gov/pagopa/rtp/activator/domain/rtp/RtpMapperTest.java
@@ -8,16 +8,16 @@
 import java.time.LocalDate;
 import static org.assertj.core.api.Assertions.assertThat;
 
-public class RtpMapperTest {
+class RtpMapperTest {
     private RtpMapper rtpMapper;
 
     @BeforeEach
-    public void setUp() {
+    void setUp() {
         rtpMapper = new RtpMapper();
     }
 
     @Test
-    public void testToRtp() {
+    void testToRtp() {
         CreateRtpDto createRtpDto = new CreateRtpDto();
         createRtpDto.setNoticeNumber("12345");
         createRtpDto.setAmount(BigDecimal.valueOf(100));