diff --git a/spring-web/src/test/java/org/springframework/http/converter/json/MappingJackson2HttpMessageConverterTests.java b/spring-web/src/test/java/org/springframework/http/converter/json/MappingJackson2HttpMessageConverterTests.java
index 2f5a3c6ae2e..62852876a07 100644
--- a/spring-web/src/test/java/org/springframework/http/converter/json/MappingJackson2HttpMessageConverterTests.java
+++ b/spring-web/src/test/java/org/springframework/http/converter/json/MappingJackson2HttpMessageConverterTests.java
@@ -57,7 +57,7 @@ import static org.assertj.core.api.Assertions.within;
  */
 public class MappingJackson2HttpMessageConverterTests {
 
-	protected static final String NEWLINE_SYSTEM_PROPERTY = System.getProperty("line.separator");
+	protected static final String NEWLINE_SYSTEM_PROPERTY = System.lineSeparator();
 
 	private final MappingJackson2HttpMessageConverter converter = new MappingJackson2HttpMessageConverter();
 
diff --git a/spring-webflux/src/test/java/org/springframework/web/reactive/result/method/annotation/ResponseEntityResultHandlerTests.java b/spring-webflux/src/test/java/org/springframework/web/reactive/result/method/annotation/ResponseEntityResultHandlerTests.java
index 0176e8cd0a5..9a95306284f 100644
--- a/spring-webflux/src/test/java/org/springframework/web/reactive/result/method/annotation/ResponseEntityResultHandlerTests.java
+++ b/spring-webflux/src/test/java/org/springframework/web/reactive/result/method/annotation/ResponseEntityResultHandlerTests.java
@@ -83,7 +83,7 @@ import static org.springframework.web.testfixture.method.ResolvableMethod.on;
  */
 public class ResponseEntityResultHandlerTests {
 
-	private static final String NEWLINE_SYSTEM_PROPERTY = System.getProperty("line.separator");
+	private static final String NEWLINE_SYSTEM_PROPERTY = System.lineSeparator();
 
 
 	private ResponseEntityResultHandler resultHandler;
diff --git a/spring-webmvc/src/test/java/org/springframework/web/servlet/mvc/method/annotation/RequestResponseBodyMethodProcessorTests.java b/spring-webmvc/src/test/java/org/springframework/web/servlet/mvc/method/annotation/RequestResponseBodyMethodProcessorTests.java
index d03022635a9..84a3e2d1522 100644
--- a/spring-webmvc/src/test/java/org/springframework/web/servlet/mvc/method/annotation/RequestResponseBodyMethodProcessorTests.java
+++ b/spring-webmvc/src/test/java/org/springframework/web/servlet/mvc/method/annotation/RequestResponseBodyMethodProcessorTests.java
@@ -89,7 +89,7 @@ import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException
 @SuppressWarnings("unused")
 public class RequestResponseBodyMethodProcessorTests {
 
-	protected static final String NEWLINE_SYSTEM_PROPERTY = System.getProperty("line.separator");
+	protected static final String NEWLINE_SYSTEM_PROPERTY = System.lineSeparator();
 
 
 	private ModelAndViewContainer container;