diff --git a/tests/llm_responses_api_testing/test_anthropic_tool_result_empty_call_id.py b/tests/llm_responses_api_testing/test_anthropic_tool_result_empty_call_id.py
index ba2d325f283..d7cfbbc4525 100644
--- a/tests/llm_responses_api_testing/test_anthropic_tool_result_empty_call_id.py
+++ b/tests/llm_responses_api_testing/test_anthropic_tool_result_empty_call_id.py
@@ -242,7 +242,7 @@ def test_anthropic_transformation_with_fixed_messages():
     optional_params = {"tools": [shell_tool]}
     
     anthropic_data = anthropic_config.transform_request(
-        model="claude-3-7-sonnet-latest",
+        model="claude-sonnet-4-5",
         messages=fixed_messages,
         optional_params=optional_params,
         litellm_params={},