diff --git a/spring-web/src/main/java/org/springframework/http/server/reactive/ChannelSendOperator.java b/spring-web/src/main/java/org/springframework/http/server/reactive/ChannelSendOperator.java
index fd358f5977..f240d227de 100644
--- a/spring-web/src/main/java/org/springframework/http/server/reactive/ChannelSendOperator.java
+++ b/spring-web/src/main/java/org/springframework/http/server/reactive/ChannelSendOperator.java
@@ -62,10 +62,10 @@ public class ChannelSendOperator<T> extends Mono<Void> implements Scannable {
 	@Nullable
 	@SuppressWarnings("rawtypes")
 	public Object scanUnsafe(Attr key) {
-		if (key == IntAttr.PREFETCH) {
+		if (key == Attr.PREFETCH) {
 			return Integer.MAX_VALUE;
 		}
-		if (key == ScannableAttr.PARENT) {
+		if (key == Attr.PARENT) {
 			return this.source;
 		}
 		return null;