diff --git a/packages/google-cloud-bigquery-storage/google/cloud/bigquery_storage_v1/client.py b/packages/google-cloud-bigquery-storage/google/cloud/bigquery_storage_v1/client.py
index 36a7ef4a51f3..750cac56ea1f 100644
--- a/packages/google-cloud-bigquery-storage/google/cloud/bigquery_storage_v1/client.py
+++ b/packages/google-cloud-bigquery-storage/google/cloud/bigquery_storage_v1/client.py
@@ -160,8 +160,8 @@ def read_rows(
             arrow_serialization_options (Optional[Union[dict, \
                 ~google.cloud.bigquery_storage_v1.types.ArrowSerializationOptions \
             ]]):
-                Arrow serialization options, such as buffer compression, to
-                send on every ``ReadRows`` request, including after a
+                [Beta] Arrow serialization options, such as buffer compression,
+                to send on every ``ReadRows`` request, including after a
                 reconnect. Only job default streams
                 (``projects/{project}/locations/{location}/jobs/{job}/streams/_default``)
                 accept them.
diff --git a/packages/google-cloud-bigquery-storage/google/cloud/bigquery_storage_v1/reader.py b/packages/google-cloud-bigquery-storage/google/cloud/bigquery_storage_v1/reader.py
index 5a8bf4271458..6cff19078d23 100644
--- a/packages/google-cloud-bigquery-storage/google/cloud/bigquery_storage_v1/reader.py
+++ b/packages/google-cloud-bigquery-storage/google/cloud/bigquery_storage_v1/reader.py
@@ -133,10 +133,10 @@ def __init__(
             request_template (Optional[Union[dict, \
                 ~google.cloud.bigquery_storage_v1.types.ReadRowsRequest \
             ]]):
-                Request fields, such as ``arrow_serialization_options``, to
-                send on every ``ReadRows`` request, including after a
-                reconnect. ``read_stream`` and ``offset`` are set from
-                ``name`` and the current stream offset.
+                Request fields, such as ``arrow_serialization_options``
+                ([Beta]), to send on every ``ReadRows`` request, including
+                after a reconnect. ``read_stream`` and ``offset`` are set
+                from ``name`` and the current stream offset.
 
         Returns:
             Iterable[ \