diff --git a/vllm/config.py b/vllm/config.py
index d9f356c5c60aa..dc8acad25a318 100644
--- a/vllm/config.py
+++ b/vllm/config.py
@@ -226,7 +226,7 @@ ModelDType = Literal["auto", "half", "float16", "bfloat16", "float", "float32"]
 class ModelConfig:
     """Configuration for the model."""
 
-    model: str = "facebook/opt-125m"
+    model: str = "Qwen/Qwen3-0.6B"
     """Name or path of the Hugging Face model to use. It is also used as the
     content for `model_name` tag in metrics output when `served_model_name` is
     not specified."""