diff --git a/schema/dataset.py b/schema/dataset.py
index a972545..6419a58 100644
--- a/schema/dataset.py
+++ b/schema/dataset.py
@@ -19,7 +19,7 @@ class dataset_item(BaseModel):
 
 class dataset(BaseModel):
     id: Optional[int] = Field(default=None, description="数据集ID")
-    name: Optional[str] = Field(default=None, description="数据集名称")
+    name: str = Field(default="", description="数据集名称")
     model_id: Optional[list[str]] = Field(default=None, description="数据集使用的模型ID")
     source_doc: Optional[doc] = Field(default=None, description="数据集来源文档")
     description: Optional[str] = Field(default="", description="数据集描述")