diff --git a/spring-webflux/src/main/java/org/springframework/web/reactive/function/client/WebClient.java b/spring-webflux/src/main/java/org/springframework/web/reactive/function/client/WebClient.java
index 7e8219c1678a..79a7e7615d5b 100644
--- a/spring-webflux/src/main/java/org/springframework/web/reactive/function/client/WebClient.java
+++ b/spring-webflux/src/main/java/org/springframework/web/reactive/function/client/WebClient.java
@@ -530,7 +530,7 @@ interface RequestHeadersSpec<S extends RequestHeadersSpec<S>> {
 		 *             return response.bodyToMono(ErrorContainer.class);
 		 *         }
 		 *         else {
-		 *             return Mono.error(response.createException());
+		 *             return response.createException().flatMap(Mono::error);
 		 *         }
 		 *     });
 		 * </pre>
@@ -562,7 +562,7 @@ interface RequestHeadersSpec<S extends RequestHeadersSpec<S>> {
 		 *             return response.bodyToMono(ErrorContainer.class).flux();
 		 *         }
 		 *         else {
-		 *             return Flux.error(response.createException());
+		 *             return response.createException().flatMap(Flux::error);
 		 *         }
 		 *     });
 		 * </pre>