diff --git a/src/main/antora/modules/ROOT/pages/elasticsearch/clients.adoc b/src/main/antora/modules/ROOT/pages/elasticsearch/clients.adoc
index d7cfa9826..0c2b4a66f 100644
--- a/src/main/antora/modules/ROOT/pages/elasticsearch/clients.adoc
+++ b/src/main/antora/modules/ROOT/pages/elasticsearch/clients.adoc
@@ -150,7 +150,7 @@ ClientConfiguration clientConfiguration = ClientConfiguration.builder()
     return headers;
   })
   .withClientConfigurer(                                                <.>
-    ElasticsearchClientConfigurationCallback.from(clientBuilder -> {
+    ElasticsearchHttpClientConfigurationCallback.from(clientBuilder -> {
   	  // ...
       return clientBuilder;
   	}))