diff --git a/tests/basic/test_models.py b/tests/basic/test_models.py
index e516994d7..d70f6a05a 100644
--- a/tests/basic/test_models.py
+++ b/tests/basic/test_models.py
@@ -144,7 +144,7 @@ class TestModels(unittest.TestCase):
         self.assertEqual(model.name, "claude-3-5-haiku-20241022")
 
         model = Model("opus")
-        self.assertEqual(model.name, "claude-3-opus-20240229")
+        self.assertEqual(model.name, "claude-opus-4-20250514")
 
         # Test non-alias passes through unchanged
         model = Model("gpt-4")