diff --git a/src/codeocean/data_asset.py b/src/codeocean/data_asset.py
index 46ed1df..9669b61 100644
--- a/src/codeocean/data_asset.py
+++ b/src/codeocean/data_asset.py
@@ -97,10 +97,10 @@ class DataAsset:
 @dataclass_json
 @dataclass(frozen=True)
 class DataAssetUpdateParams:
-    name: str
-    description: str
-    tags: list[str]
-    mount: str
+    name: Optional[str] = None
+    description: Optional[str] = None
+    tags: Optional[list[str]] = None
+    mount: Optional[str] = None
     custom_metadata: Optional[dict] = None