diff --git a/tests/unit/vertexai/genai/replays/test_create_multimodal_datasets.py b/tests/unit/vertexai/genai/replays/test_create_multimodal_datasets.py
index 9fa1711ac9..6280e2a671 100644
--- a/tests/unit/vertexai/genai/replays/test_create_multimodal_datasets.py
+++ b/tests/unit/vertexai/genai/replays/test_create_multimodal_datasets.py
@@ -210,6 +210,50 @@ def test_create_dataset_from_bigframes(client, is_replay_mode):
         )
 
 
+@pytest.mark.skipif(
+    sys.version_info < (3, 10),
+    reason="bigframes requires python 3.10 or higher",
+)
+@pytest.mark.usefixtures("mock_bigquery_client", "mock_import_bigframes")
+def test_create_dataset_from_bigframes_preserves_other_metadata(client, is_replay_mode):
+    import bigframes.pandas
+
+    dataframe = pd.DataFrame(
+        {
+            "col1": ["col1"],
+            "col2": ["col2"],
+        }
+    )
+    if is_replay_mode:
+        bf_dataframe = mock.MagicMock()
+        bf_dataframe.to_gbq.return_value = "temp_table_id"
+    else:
+        bf_dataframe = bigframes.pandas.DataFrame(dataframe)
+
+    dataset = client.datasets.create_from_bigframes(
+        dataframe=bf_dataframe,
+        target_table_id=BIGQUERY_TABLE_NAME,
+        multimodal_dataset={
+            "display_name": "test-from-bigframes",
+            "metadata": {
+                "gemini_request_read_config": {
+                    "assembled_request_column_name": "test_column"
+                }
+            },
+        },
+    )
+
+    assert isinstance(dataset, types.MultimodalDataset)
+    assert dataset.display_name == "test-from-bigframes"
+    assert (
+        dataset.metadata.gemini_request_read_config.assembled_request_column_name
+        == "test_column"
+    )
+    assert dataset.metadata.input_config.bigquery_source.uri == (
+        f"bq://{BIGQUERY_TABLE_NAME}"
+    )
+
+
 pytestmark = pytest_helper.setup(
     file=__file__,
     globals_for_file=globals(),
@@ -371,3 +415,50 @@ async def test_create_dataset_from_bigframes_async(client, is_replay_mode):
         pd.testing.assert_frame_equal(
             rows.to_dataframe(), dataframe, check_index_type=False
         )
+
+
+@pytest.mark.skipif(
+    sys.version_info < (3, 10),
+    reason="bigframes requires python 3.10 or higher",
+)
+@pytest.mark.asyncio
+@pytest.mark.usefixtures("mock_bigquery_client", "mock_import_bigframes")
+async def test_create_dataset_from_bigframes_preserves_other_metadata_async(
+    client, is_replay_mode
+):
+    import bigframes.pandas
+
+    dataframe = pd.DataFrame(
+        {
+            "col1": ["col1"],
+            "col2": ["col2"],
+        }
+    )
+    if is_replay_mode:
+        bf_dataframe = mock.MagicMock()
+        bf_dataframe.to_gbq.return_value = "temp_table_id"
+    else:
+        bf_dataframe = bigframes.pandas.DataFrame(dataframe)
+
+    dataset = await client.aio.datasets.create_from_bigframes(
+        dataframe=bf_dataframe,
+        target_table_id=BIGQUERY_TABLE_NAME,
+        multimodal_dataset={
+            "display_name": "test-from-bigframes",
+            "metadata": {
+                "gemini_request_read_config": {
+                    "assembled_request_column_name": "test_column"
+                }
+            },
+        },
+    )
+
+    assert isinstance(dataset, types.MultimodalDataset)
+    assert dataset.display_name == "test-from-bigframes"
+    assert (
+        dataset.metadata.gemini_request_read_config.assembled_request_column_name
+        == "test_column"
+    )
+    assert dataset.metadata.input_config.bigquery_source.uri == (
+        f"bq://{BIGQUERY_TABLE_NAME}"
+    )
diff --git a/vertexai/_genai/datasets.py b/vertexai/_genai/datasets.py
index 87c5fdf542..9906d5e44a 100644
--- a/vertexai/_genai/datasets.py
+++ b/vertexai/_genai/datasets.py
@@ -1083,19 +1083,10 @@ def create_from_bigframes(
             client,
         )
 
+        multimodal_dataset = multimodal_dataset.model_copy(deep=True)
+        multimodal_dataset.set_bigquery_uri(f"bq://{target_table_id}")
         return self.create_from_bigquery(
-            multimodal_dataset=multimodal_dataset.model_copy(
-                update={
-                    "metadata": types.SchemaTablesDatasetMetadata(
-                        input_config=types.SchemaTablesDatasetMetadataInputConfig(
-                            bigquery_source=types.SchemaTablesDatasetMetadataBigQuerySource(
-                                uri=f"bq://{target_table_id}"
-                            )
-                        )
-                    )
-                }
-            ),
-            config=config,
+            multimodal_dataset=multimodal_dataset, config=config
         )
 
     def update_multimodal_dataset(
@@ -2357,19 +2348,10 @@ async def create_from_bigframes(
             client,
         )
 
+        multimodal_dataset = multimodal_dataset.model_copy(deep=True)
+        multimodal_dataset.set_bigquery_uri(f"bq://{target_table_id}")
         return await self.create_from_bigquery(
-            multimodal_dataset=multimodal_dataset.model_copy(
-                update={
-                    "metadata": types.SchemaTablesDatasetMetadata(
-                        input_config=types.SchemaTablesDatasetMetadataInputConfig(
-                            bigquery_source=types.SchemaTablesDatasetMetadataBigQuerySource(
-                                uri=f"bq://{target_table_id}"
-                            )
-                        )
-                    )
-                }
-            ),
-            config=config,
+            multimodal_dataset=multimodal_dataset, config=config
         )
 
     async def update_multimodal_dataset(