diff --git a/spring-ai-docs/src/main/antora/modules/ROOT/pages/api/testing.adoc b/spring-ai-docs/src/main/antora/modules/ROOT/pages/api/testing.adoc
index 9fb9be50b..b34530a48 100644
--- a/spring-ai-docs/src/main/antora/modules/ROOT/pages/api/testing.adoc
+++ b/spring-ai-docs/src/main/antora/modules/ROOT/pages/api/testing.adoc
@@ -73,12 +73,13 @@ void testEvaluation() {
 
     String userText = "What is the purpose of Carina?";
 
-    String responseContent = ChatClient.builder(chatModel)
+    ChatResponse response = ChatClient.builder(chatModel)
             .build().prompt()
             .advisors(new QuestionAnswerAdvisor(vectorStore, SearchRequest.defaults()))
             .user(userText)
             .call()
-            .content();
+            .chatResponse();
+    String responseContent = response.getResult().getOutput().getContent();
 
     var relevancyEvaluator = new RelevancyEvaluator(ChatClient.builder(chatModel));
 
@@ -147,4 +148,4 @@ void testFactChecking() {
   assertFalse(evaluationResponse.isPass(), "The claim should not be supported by the context");
 
 }
-----
\ No newline at end of file
+----