diff --git a/models/spring-ai-openai/src/test/java/org/springframework/ai/openai/chat/OpenAiChatClientFluentIT.java b/models/spring-ai-openai/src/test/java/org/springframework/ai/openai/chat/OpenAiChatClientFluentIT.java
index 62f5d22a6..6eab65049 100644
--- a/models/spring-ai-openai/src/test/java/org/springframework/ai/openai/chat/OpenAiChatClientFluentIT.java
+++ b/models/spring-ai-openai/src/test/java/org/springframework/ai/openai/chat/OpenAiChatClientFluentIT.java
@@ -28,10 +28,11 @@ public class OpenAiChatClientFluentIT {
 	void simpleTest() {
 		var liquidChatClient = new FluentChatClient.LiquidChatClient(this.chatClient);
 		var actors = liquidChatClient
-			.chat(s -> s.system(sys -> sys.text("""
-						You're a non user hostile chatbot from cyberdyne systems.
-						your primary objective is {primaryObjective}
-					""").params(Map.of("primaryObjective", "No PHP")))
+			.chat(s -> s.system(sys ->
+                            sys.text("""
+						                You're a non user hostile chatbot from cyberdyne systems.
+						                 your primary objective is {primaryObjective}""")
+                                    .params(Map.of("primaryObjective", "No PHP")))
 				.functions(fn -> fn.functions((FunctionCallback) null)
 					.functions("createReservation", "cancelReservations"))
 				.user(user -> user.text("tell me a joke about {topic}")
diff --git a/spring-ai-core/src/main/java/org/springframework/ai/chat/FluentChatClient.java b/spring-ai-core/src/main/java/org/springframework/ai/chat/FluentChatClient.java
index 28e04fce8..343b289f2 100644
--- a/spring-ai-core/src/main/java/org/springframework/ai/chat/FluentChatClient.java
+++ b/spring-ai-core/src/main/java/org/springframework/ai/chat/FluentChatClient.java
@@ -2,6 +2,7 @@ package org.springframework.ai.chat;
 
 import org.springframework.ai.chat.messages.Media;
 import org.springframework.ai.model.function.FunctionCallback;
+import org.springframework.core.ParameterizedTypeReference;
 import org.springframework.core.io.Resource;
 import org.springframework.util.MimeType;
 
@@ -142,11 +143,11 @@ public class FluentChatClient {
 
 	public static class LiquidChatCallSpec {
 
-		public <T> T call(T... ts) {
+		public <T> T call(Class<T> tClass) {
 			return null;
 		}
 
-		public <T> T call(Class<T> tClass) {
+		public <T> T call(ParameterizedTypeReference<T> typeReference) {
 			return null;
 		}