diff --git a/spring-cloud-stream-samples/source/src/main/java/demo/TimeSourceOptionsMetadata.java b/spring-cloud-stream-samples/source/src/main/java/demo/TimeSourceOptionsMetadata.java
index ceabf8c9c..d88fda690 100644
--- a/spring-cloud-stream-samples/source/src/main/java/demo/TimeSourceOptionsMetadata.java
+++ b/spring-cloud-stream-samples/source/src/main/java/demo/TimeSourceOptionsMetadata.java
@@ -19,12 +19,15 @@ package demo;
 import javax.validation.constraints.Min;
 import javax.validation.constraints.Pattern;
 
+import org.springframework.boot.context.properties.ConfigurationProperties;
+
 /**
  * Describes options to the {@code time} source module.
  *
  * @author Eric Bottard
  * @author Gary Russell
  */
+@ConfigurationProperties
 public class TimeSourceOptionsMetadata {
 
 	/**