diff --git a/spring-integration-webflux/src/main/java/org/springframework/integration/webflux/outbound/WebFluxRequestExecutingMessageHandler.java b/spring-integration-webflux/src/main/java/org/springframework/integration/webflux/outbound/WebFluxRequestExecutingMessageHandler.java
index 7bf5ee3113..68ac4d052f 100644
--- a/spring-integration-webflux/src/main/java/org/springframework/integration/webflux/outbound/WebFluxRequestExecutingMessageHandler.java
+++ b/spring-integration-webflux/src/main/java/org/springframework/integration/webflux/outbound/WebFluxRequestExecutingMessageHandler.java
@@ -340,7 +340,7 @@ public class WebFluxRequestExecutingMessageHandler extends AbstractHttpRequestEx
 
 	@Nullable
 	@SuppressWarnings("unchecked")
-	private BodyInserters.FormInserter<?> buildBodyInserterForMultiValueMap(
+	private static BodyInserters.FormInserter<?> buildBodyInserterForMultiValueMap(
 			MultiValueMap<?, ?> requestBody, MediaType contentType) {
 
 		if (MediaType.APPLICATION_FORM_URLENCODED.equals(contentType)) {
diff --git a/spring-integration-webflux/src/test/java/org/springframework/integration/webflux/dsl/WebFluxDslTests.java b/spring-integration-webflux/src/test/java/org/springframework/integration/webflux/dsl/WebFluxDslTests.java
index 024b8ac39d..08f3a6b9a6 100644
--- a/spring-integration-webflux/src/test/java/org/springframework/integration/webflux/dsl/WebFluxDslTests.java
+++ b/spring-integration-webflux/src/test/java/org/springframework/integration/webflux/dsl/WebFluxDslTests.java
@@ -313,7 +313,7 @@ public class WebFluxDslTests {
 		this.webTestClient.post().uri("/validation")
 				.headers(headers -> headers.setBasicAuth("guest", "guest"))
 				.contentType(MediaType.APPLICATION_JSON)
-				.syncBody("{\"name\": \"\"}")
+				.body("{\"name\": \"\"}")
 				.exchange()
 				.expectStatus().isBadRequest();