diff --git a/spring-cloud-sleuth-core/src/main/java/org/springframework/cloud/sleuth/instrument/reactor/SleuthReactorProperties.java b/spring-cloud-sleuth-core/src/main/java/org/springframework/cloud/sleuth/instrument/reactor/SleuthReactorProperties.java
index d7b3110cd..0ec47e8ca 100644
--- a/spring-cloud-sleuth-core/src/main/java/org/springframework/cloud/sleuth/instrument/reactor/SleuthReactorProperties.java
+++ b/spring-cloud-sleuth-core/src/main/java/org/springframework/cloud/sleuth/instrument/reactor/SleuthReactorProperties.java
@@ -26,6 +26,9 @@ import org.springframework.boot.context.properties.ConfigurationProperties;
 @ConfigurationProperties("spring.sleuth.reactor.enabled")
 public class SleuthReactorProperties {
 
+	/**
+	 * When true enables instrumentation for reactor
+	 */
 	private boolean enabled = true;
 
 	public boolean isEnabled() {