diff --git a/spring-web/src/main/java/org/springframework/http/client/HttpComponentsClientHttpRequestFactory.java b/spring-web/src/main/java/org/springframework/http/client/HttpComponentsClientHttpRequestFactory.java
index 2045742b6c..2e641865b7 100644
--- a/spring-web/src/main/java/org/springframework/http/client/HttpComponentsClientHttpRequestFactory.java
+++ b/spring-web/src/main/java/org/springframework/http/client/HttpComponentsClientHttpRequestFactory.java
@@ -56,7 +56,7 @@ import org.springframework.util.Assert;
  * <p>Allows to use a pre-configured {@link HttpClient} instance -
  * potentially with authentication, HTTP connection pooling, etc.
  *
- * <p><b>NOTE:</b> Requires Apache HttpComponents 4.3 or higher, as of Spring 4.0.
+ * <p><b>NOTE:</b> Requires Apache HttpComponents 5.1 or higher, as of Spring 6.0.
  *
  * @author Oleg Kalnichevski
  * @author Arjen Poutsma