diff --git a/spring-webflux/src/test/java/org/springframework/web/reactive/function/client/DefaultClientResponseTests.java b/spring-webflux/src/test/java/org/springframework/web/reactive/function/client/DefaultClientResponseTests.java
index 836344ed54b4..8ff077b73508 100644
--- a/spring-webflux/src/test/java/org/springframework/web/reactive/function/client/DefaultClientResponseTests.java
+++ b/spring-webflux/src/test/java/org/springframework/web/reactive/function/client/DefaultClientResponseTests.java
@@ -289,7 +289,6 @@ void toEntityListTypeReference() {
 	}
 
 	@Test
-	@SuppressWarnings("deprecation")
 	void createException() {
 		byte[] bytes = "foo".getBytes(StandardCharsets.UTF_8);
 		DataBuffer dataBuffer = DefaultDataBufferFactory.sharedInstance.wrap(bytes);
@@ -368,7 +367,6 @@ void createExceptionAndDecodeWithoutContent() {
 	}
 
 	@Test
-	@SuppressWarnings("deprecation")
 	void createError() {
 		byte[] bytes = "foo".getBytes(StandardCharsets.UTF_8);
 		DataBuffer dataBuffer = DefaultDataBufferFactory.sharedInstance.wrap(bytes);
@@ -387,7 +385,7 @@ void createError() {
 					WebClientResponseException exception = (WebClientResponseException) t;
 					assertThat(exception.getStatusCode()).isEqualTo(HttpStatus.NOT_FOUND);
 					assertThat(exception.getMessage()).isEqualTo("404 Not Found");
-					assertThat(exception.getHeaders().containsHeaderValue("Content-Type", "text/plain"));
+					assertThat(exception.getHeaders().containsHeaderValue("Content-Type", "text/plain")).isTrue();
 					assertThat(exception.getResponseBodyAsByteArray()).isEqualTo(bytes);
 				})
 				.verify();