diff --git a/libs/upstage/langchain_upstage/chat_models.py b/libs/upstage/langchain_upstage/chat_models.py
index ef80e28..c47eba1 100644
--- a/libs/upstage/langchain_upstage/chat_models.py
+++ b/libs/upstage/langchain_upstage/chat_models.py
@@ -101,7 +101,7 @@ def _get_ls_params(
         params["ls_provider"] = "upstage"
         return params
 
-    model_name: str = Field(default="solar-pro", alias="model")
+    model_name: str = Field(default="solar-1-mini-chat", alias="model")
     """Model name to use."""
     upstage_api_key: Optional[SecretStr] = Field(default=None, alias="api_key")
     """Automatically inferred from env are `UPSTAGE_API_KEY` if not provided."""
diff --git a/libs/upstage/pyproject.toml b/libs/upstage/pyproject.toml
index 960c70a..9ce83f4 100644
--- a/libs/upstage/pyproject.toml
+++ b/libs/upstage/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "langchain-upstage"
-version = "0.2.1"
+version = "0.2.2"
 description = "An integration package connecting Upstage and LangChain"
 authors = []
 readme = "README.md"