diff --git a/spring-webflux/src/main/java/org/springframework/web/reactive/BindingContext.java b/spring-webflux/src/main/java/org/springframework/web/reactive/BindingContext.java
index 51ed9795da53..4586a711eb3c 100644
--- a/spring-webflux/src/main/java/org/springframework/web/reactive/BindingContext.java
+++ b/spring-webflux/src/main/java/org/springframework/web/reactive/BindingContext.java
@@ -82,7 +82,7 @@ public BindingContext(@Nullable WebBindingInitializer initializer) {
 	 */
 	public BindingContext(@Nullable WebBindingInitializer initializer, ReactiveAdapterRegistry registry) {
 		this.initializer = initializer;
-		this.reactiveAdapterRegistry = new ReactiveAdapterRegistry();
+		this.reactiveAdapterRegistry = registry;
 	}