diff --git a/spring-boot/src/main/java/org/springframework/boot/yaml/DefaultProfileDocumentMatcher.java b/spring-boot/src/main/java/org/springframework/boot/yaml/DefaultProfileDocumentMatcher.java
index 8a896a168e..7d80425c4d 100644
--- a/spring-boot/src/main/java/org/springframework/boot/yaml/DefaultProfileDocumentMatcher.java
+++ b/spring-boot/src/main/java/org/springframework/boot/yaml/DefaultProfileDocumentMatcher.java
@@ -26,7 +26,9 @@ import org.springframework.beans.factory.config.YamlProcessor.MatchStatus;
  * explicitly (i.e. matches if "spring.profiles" is not found and not otherwise).
  *
  * @author Dave Syer
+ * @deprecated since 1.4.1 as it is no longer used
  */
+@Deprecated
 public class DefaultProfileDocumentMatcher implements DocumentMatcher {
 
 	@Override