diff --git a/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/security/reactive/WebFluxSecurityConfiguration.java b/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/security/reactive/WebFluxSecurityConfiguration.java
index 1d976f0b59..f2d7bdfc45 100644
--- a/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/security/reactive/WebFluxSecurityConfiguration.java
+++ b/spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/security/reactive/WebFluxSecurityConfiguration.java
@@ -24,7 +24,8 @@ import org.springframework.security.web.server.WebFilterChainProxy;
 
 /**
  * Switches on {@link EnableWebFluxSecurity} for a reactive web application if this
- * annotation has not been added by the user.
+ * annotation has not been added by the user. This configuration also backs off if a
+ * bean of type {@link WebFilterChainProxy} has been configured in any other way.
  *
  * @author Madhura Bhave
  */