diff --git a/python/adbc_driver_snowflake/adbc_driver_snowflake/__init__.py b/python/adbc_driver_snowflake/adbc_driver_snowflake/__init__.py
index 9278c46ec9..daf88084e2 100644
--- a/python/adbc_driver_snowflake/adbc_driver_snowflake/__init__.py
+++ b/python/adbc_driver_snowflake/adbc_driver_snowflake/__init__.py
@@ -108,9 +108,10 @@ def connect(
     db_kwargs : dict, optional
         Initial database connection parameters.
     """
-    return adbc_driver_manager.AdbcDatabase(
-        driver=_driver_path(), uri=uri, **(db_kwargs or {})
-    )
+    kwargs = (db_kwargs or {}).copy()
+    if uri is not None:
+        kwargs["uri"] = uri
+    return adbc_driver_manager.AdbcDatabase(driver=_driver_path(), **kwargs)
 
 
 @functools.cache
diff --git a/python/adbc_driver_snowflake/adbc_driver_snowflake/dbapi.py b/python/adbc_driver_snowflake/adbc_driver_snowflake/dbapi.py
index 42b9ec08e3..d3ad5c4f2b 100644
--- a/python/adbc_driver_snowflake/adbc_driver_snowflake/dbapi.py
+++ b/python/adbc_driver_snowflake/adbc_driver_snowflake/dbapi.py
@@ -93,7 +93,7 @@
 
 
 def connect(
-    uri: str,
+    uri: typing.Optional[str] = None,
     db_kwargs: typing.Optional[typing.Dict[str, str]] = None,
     conn_kwargs: typing.Optional[typing.Dict[str, str]] = None,
     **kwargs,
@@ -103,7 +103,7 @@ def connect(
 
     Parameters
     ----------
-    uri : str
+    uri : str, optional
         The URI to connect to.
     db_kwargs : dict, optional
         Initial database connection parameters.