diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 34627e39..8fa8a907 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -31,7 +31,7 @@ None of these is essential for a pull request, but they will all help
 
 ### Building from source
 
-To build the source you will need Java 8 or later.
+To build the source you will need Java 17 or later.
 The code is built with Gradle:
 
 ```
diff --git a/README.md b/README.md
index a29c5891..e48f2435 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@ To learn more about Spring REST Docs, please consult the [reference documentatio
 
 ## Building from source
 
-You will need Java 8 or later to build Spring REST Docs.
+You will need Java 17 or later to build Spring REST Docs.
 It is built using [Gradle][10]:
 
 ```
diff --git a/docs/src/test/java/com/example/mockmvc/ExampleApplicationJUnit5Tests.java b/docs/src/test/java/com/example/mockmvc/ExampleApplicationJUnit5Tests.java
index a2e6ccc6..5b7faaef 100644
--- a/docs/src/test/java/com/example/mockmvc/ExampleApplicationJUnit5Tests.java
+++ b/docs/src/test/java/com/example/mockmvc/ExampleApplicationJUnit5Tests.java
@@ -28,14 +28,14 @@
 import static org.springframework.restdocs.mockmvc.MockMvcRestDocumentation.documentationConfiguration;
 
 @ExtendWith(RestDocumentationExtension.class)
-public class ExampleApplicationJUnit5Tests {
+class ExampleApplicationJUnit5Tests {
 
 	@SuppressWarnings("unused")
 	// tag::setup[]
 	private MockMvc mockMvc;
 
 	@BeforeEach
-	public void setUp(WebApplicationContext webApplicationContext, RestDocumentationContextProvider restDocumentation) {
+	void setUp(WebApplicationContext webApplicationContext, RestDocumentationContextProvider restDocumentation) {
 		this.mockMvc = MockMvcBuilders.webAppContextSetup(webApplicationContext)
 				.apply(documentationConfiguration(restDocumentation)) // <1>
 				.build();
diff --git a/docs/src/test/java/com/example/restassured/ExampleApplicationJUnit5Tests.java b/docs/src/test/java/com/example/restassured/ExampleApplicationJUnit5Tests.java
index 7fa9bf1f..e3bcd3e0 100644
--- a/docs/src/test/java/com/example/restassured/ExampleApplicationJUnit5Tests.java
+++ b/docs/src/test/java/com/example/restassured/ExampleApplicationJUnit5Tests.java
@@ -27,14 +27,14 @@
 import static org.springframework.restdocs.restassured.RestAssuredRestDocumentation.documentationConfiguration;
 
 @ExtendWith(RestDocumentationExtension.class)
-public class ExampleApplicationJUnit5Tests {
+class ExampleApplicationJUnit5Tests {
 
 	@SuppressWarnings("unused")
 	// tag::setup[]
 	private RequestSpecification spec;
 
 	@BeforeEach
-	public void setUp(RestDocumentationContextProvider restDocumentation) {
+	void setUp(RestDocumentationContextProvider restDocumentation) {
 		this.spec = new RequestSpecBuilder().addFilter(documentationConfiguration(restDocumentation)) // <1>
 				.build();
 	}
diff --git a/docs/src/test/java/com/example/webtestclient/ExampleApplicationJUnit5Tests.java b/docs/src/test/java/com/example/webtestclient/ExampleApplicationJUnit5Tests.java
index 10379ab4..a323bbac 100644
--- a/docs/src/test/java/com/example/webtestclient/ExampleApplicationJUnit5Tests.java
+++ b/docs/src/test/java/com/example/webtestclient/ExampleApplicationJUnit5Tests.java
@@ -27,14 +27,14 @@
 import static org.springframework.restdocs.webtestclient.WebTestClientRestDocumentation.documentationConfiguration;
 
 @ExtendWith(RestDocumentationExtension.class)
-public class ExampleApplicationJUnit5Tests {
+class ExampleApplicationJUnit5Tests {
 
 	@SuppressWarnings("unused")
 	// tag::setup[]
 	private WebTestClient webTestClient;
 
 	@BeforeEach
-	public void setUp(ApplicationContext applicationContext, RestDocumentationContextProvider restDocumentation) {
+	void setUp(ApplicationContext applicationContext, RestDocumentationContextProvider restDocumentation) {
 		this.webTestClient = WebTestClient.bindToApplicationContext(applicationContext).configureClient()
 				.filter(documentationConfiguration(restDocumentation)) // <1>
 				.build();
diff --git a/spring-restdocs-core/src/main/java/org/springframework/restdocs/operation/preprocess/Preprocessors.java b/spring-restdocs-core/src/main/java/org/springframework/restdocs/operation/preprocess/Preprocessors.java
index a70b2169..d8ae46bb 100644
--- a/spring-restdocs-core/src/main/java/org/springframework/restdocs/operation/preprocess/Preprocessors.java
+++ b/spring-restdocs-core/src/main/java/org/springframework/restdocs/operation/preprocess/Preprocessors.java
@@ -149,7 +149,7 @@ public static ParametersModifyingOperationPreprocessor modifyParameters() {
 
 	/**
 	 * Returns a {@code HeadersModifyingOperationPreprocessor} that can then be configured
-	 * to modify the headers of the request.
+	 * to modify the headers of the request or response.
 	 * @return the preprocessor
 	 * @since 3.0.0
 	 */
diff --git a/spring-restdocs-core/src/test/java/org/springframework/restdocs/operation/preprocess/HeadersModifyingOperationPreprocessorTests.java b/spring-restdocs-core/src/test/java/org/springframework/restdocs/operation/preprocess/HeadersModifyingOperationPreprocessorTests.java
index ad55d141..9028c564 100644
--- a/spring-restdocs-core/src/test/java/org/springframework/restdocs/operation/preprocess/HeadersModifyingOperationPreprocessorTests.java
+++ b/spring-restdocs-core/src/test/java/org/springframework/restdocs/operation/preprocess/HeadersModifyingOperationPreprocessorTests.java
@@ -90,10 +90,10 @@ public void removeNonExistentHeader() {
 
 	@Test
 	public void removeHeader() {
-		OperationPreprocessor preprocessor = this.preprocessor.remove("a");
-		assertThat(preprocessor.preprocess(createRequest((headers) -> headers.add("a", "apple"))).getHeaders())
+		this.preprocessor.remove("a");
+		assertThat(this.preprocessor.preprocess(createRequest((headers) -> headers.add("a", "apple"))).getHeaders())
 				.doesNotContainKey("a");
-		assertThat(preprocessor.preprocess(createResponse((headers) -> headers.add("a", "apple"))).getHeaders())
+		assertThat(this.preprocessor.preprocess(createResponse((headers) -> headers.add("a", "apple"))).getHeaders())
 				.doesNotContainKey("a");
 	}
 
diff --git a/spring-restdocs-mockmvc/src/main/java/org/springframework/restdocs/mockmvc/RestDocumentationRequestBuilders.java b/spring-restdocs-mockmvc/src/main/java/org/springframework/restdocs/mockmvc/RestDocumentationRequestBuilders.java
index 6dc03adb..cd957d05 100644
--- a/spring-restdocs-mockmvc/src/main/java/org/springframework/restdocs/mockmvc/RestDocumentationRequestBuilders.java
+++ b/spring-restdocs-mockmvc/src/main/java/org/springframework/restdocs/mockmvc/RestDocumentationRequestBuilders.java
@@ -231,7 +231,7 @@ public static MockMultipartHttpServletRequestBuilder multipart(String urlTemplat
 	/**
 	 * Create a {@link MockMultipartHttpServletRequestBuilder} for a multipart request.
 	 * @param uri the URL
-	 * @return the builder for the file upload request
+	 * @return the builder for the multipart request
 	 * @since 2.0.6
 	 */
 	public static MockMultipartHttpServletRequestBuilder multipart(URI uri) {