diff --git a/pom.xml b/pom.xml
index f76b5f5..1f92b9e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>3.3.5</version>
+		<version>3.4.0</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 	<groupId>de.workshops</groupId>
diff --git a/src/test/java/de/workshops/bookshelf/book/BookRestControllerMockitoIntegrationTest.java b/src/test/java/de/workshops/bookshelf/book/BookRestControllerMockitoIntegrationTest.java
index 274e3dd..4532220 100644
--- a/src/test/java/de/workshops/bookshelf/book/BookRestControllerMockitoIntegrationTest.java
+++ b/src/test/java/de/workshops/bookshelf/book/BookRestControllerMockitoIntegrationTest.java
@@ -1,5 +1,7 @@
 package de.workshops.bookshelf.book;
 
+import java.util.Collections;
+import java.util.List;
 import org.hamcrest.Matchers;
 import org.junit.jupiter.api.Test;
 import org.mockito.Mockito;
@@ -7,18 +9,15 @@
 import org.springframework.boot.context.properties.ConfigurationProperties;
 import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;
 import org.springframework.boot.test.autoconfigure.web.servlet.WebMvcTest;
-import org.springframework.boot.test.mock.mockito.MockBean;
 import org.springframework.context.annotation.ComponentScan;
 import org.springframework.context.annotation.FilterType;
 import org.springframework.security.test.context.support.WithMockUser;
+import org.springframework.test.context.bean.override.mockito.MockitoBean;
 import org.springframework.test.web.servlet.MockMvc;
 import org.springframework.test.web.servlet.request.MockMvcRequestBuilders;
 import org.springframework.test.web.servlet.result.MockMvcResultHandlers;
 import org.springframework.test.web.servlet.result.MockMvcResultMatchers;
 
-import java.util.Collections;
-import java.util.List;
-
 @WebMvcTest(
         controllers = BookRestController.class,
         includeFilters = @ComponentScan.Filter(
@@ -32,7 +31,7 @@ class BookRestControllerMockitoIntegrationTest {
     @Autowired
     private MockMvc mockMvc;
 
-    @MockBean
+    @MockitoBean
     private BookService bookService;
 
     @Test
diff --git a/src/test/java/de/workshops/bookshelf/book/BookRestControllerMockitoTest.java b/src/test/java/de/workshops/bookshelf/book/BookRestControllerMockitoTest.java
index 169dd51..936930c 100644
--- a/src/test/java/de/workshops/bookshelf/book/BookRestControllerMockitoTest.java
+++ b/src/test/java/de/workshops/bookshelf/book/BookRestControllerMockitoTest.java
@@ -1,16 +1,17 @@
 package de.workshops.bookshelf.book;
 
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertNull;
+
+import java.util.Collections;
+import java.util.List;
 import org.junit.jupiter.api.Test;
 import org.mockito.Mockito;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.autoconfigure.web.servlet.WebMvcTest;
-import org.springframework.boot.test.mock.mockito.MockBean;
 import org.springframework.http.HttpStatus;
-
-import java.util.Collections;
-import java.util.List;
-
-import static org.junit.jupiter.api.Assertions.*;
+import org.springframework.test.context.bean.override.mockito.MockitoBean;
 
 @WebMvcTest(BookRestController.class)
 class BookRestControllerMockitoTest {
@@ -18,7 +19,7 @@ class BookRestControllerMockitoTest {
     @Autowired
     private BookRestController bookRestController;
 
-    @MockBean
+    @MockitoBean
     private BookService bookService;
 
     @Test