diff --git a/docs/src/main/asciidoc/spring-cloud-gateway.adoc b/docs/src/main/asciidoc/spring-cloud-gateway.adoc
index 4cc84917..c8e5d225 100644
--- a/docs/src/main/asciidoc/spring-cloud-gateway.adoc
+++ b/docs/src/main/asciidoc/spring-cloud-gateway.adoc
@@ -1138,7 +1138,7 @@ public RouteLocator routes(RouteLocatorBuilder builder) {
         .route("rewrite_request_obj", r -> r.host("*.rewriterequestobj.org")
             .filters(f -> f.prefixPath("/httpbin")
                 .modifyRequestBody(String.class, Hello.class, MediaType.APPLICATION_JSON_VALUE,
-                    (exchange, s) -> return Mono.just(new Hello(s.toUpperCase())))).uri(uri))
+                    (exchange, s) -> Mono.just(new Hello(s.toUpperCase())))).uri(uri))
         .build();
 }