diff --git a/tests/test_litellm/test_utils.py b/tests/test_litellm/test_utils.py
index 0ec39e32b97..a1a513406c1 100644
--- a/tests/test_litellm/test_utils.py
+++ b/tests/test_litellm/test_utils.py
@@ -1058,7 +1058,7 @@ class TestProxyFunctionCalling:
         ), "Custom model names return False without proxy config context"
 
         # Case 2: Model name that can be resolved (matches pattern)
-        resolvable_model = "litellm_proxy/claude-3-sonnet-20240229"
+        resolvable_model = "litellm_proxy/claude-3-5-sonnet-latest"
         result = supports_function_calling(resolvable_model)
         assert result is True, "Resolvable model names work with fallback logic"
 
@@ -1069,7 +1069,7 @@ class TestProxyFunctionCalling:
         
         ✅ WORKS (with current fallback logic):
            - litellm_proxy/gpt-4
-           - litellm_proxy/claude-3-sonnet-20240229
+           - litellm_proxy/claude-3-5-sonnet-latest
            - litellm_proxy/anthropic/claude-3-haiku-20240307
            
         ❌ DOESN'T WORK (requires proxy server config):