diff --git a/.librarian/state.yaml b/.librarian/state.yaml
index 3ac087a7..a7bd6bb3 100644
--- a/.librarian/state.yaml
+++ b/.librarian/state.yaml
@@ -1,4 +1,4 @@
-image: us-central1-docker.pkg.dev/cloud-sdk-librarian-prod/images-prod/python-librarian-generator@sha256:b8058df4c45e9a6e07f6b4d65b458d0d059241dd34c814f151c8bf6b89211209
+image: us-central1-docker.pkg.dev/cloud-sdk-librarian-prod/images-prod/python-librarian-generator@sha256:51d42b9060365aa10d21e64a370b82bf1e07ed7f1e46062dcb3ad10632b0acc8
 libraries:
   - id: google-cloud-datastore
     version: 2.23.0
diff --git a/google/cloud/datastore_admin_v1/services/datastore_admin/transports/base.py b/google/cloud/datastore_admin_v1/services/datastore_admin/transports/base.py
index 6467d4f1..1b18f148 100644
--- a/google/cloud/datastore_admin_v1/services/datastore_admin/transports/base.py
+++ b/google/cloud/datastore_admin_v1/services/datastore_admin/transports/base.py
@@ -89,8 +89,6 @@ def __init__(
                 be used for service account credentials.
         """
 
-        scopes_kwargs = {"scopes": scopes, "default_scopes": self.AUTH_SCOPES}
-
         # Save the scopes.
         self._scopes = scopes
         if not hasattr(self, "_ignore_credentials"):
@@ -105,11 +103,16 @@ def __init__(
 
         if credentials_file is not None:
             credentials, _ = google.auth.load_credentials_from_file(
-                credentials_file, **scopes_kwargs, quota_project_id=quota_project_id
+                credentials_file,
+                scopes=scopes,
+                quota_project_id=quota_project_id,
+                default_scopes=self.AUTH_SCOPES,
             )
         elif credentials is None and not self._ignore_credentials:
             credentials, _ = google.auth.default(
-                **scopes_kwargs, quota_project_id=quota_project_id
+                scopes=scopes,
+                quota_project_id=quota_project_id,
+                default_scopes=self.AUTH_SCOPES,
             )
             # Don't apply audience if the credentials file passed from user.
             if hasattr(credentials, "with_gdch_audience"):
diff --git a/google/cloud/datastore_v1/services/datastore/transports/base.py b/google/cloud/datastore_v1/services/datastore/transports/base.py
index 631db6d1..8d931df9 100644
--- a/google/cloud/datastore_v1/services/datastore/transports/base.py
+++ b/google/cloud/datastore_v1/services/datastore/transports/base.py
@@ -87,8 +87,6 @@ def __init__(
                 be used for service account credentials.
         """
 
-        scopes_kwargs = {"scopes": scopes, "default_scopes": self.AUTH_SCOPES}
-
         # Save the scopes.
         self._scopes = scopes
         if not hasattr(self, "_ignore_credentials"):
@@ -103,11 +101,16 @@ def __init__(
 
         if credentials_file is not None:
             credentials, _ = google.auth.load_credentials_from_file(
-                credentials_file, **scopes_kwargs, quota_project_id=quota_project_id
+                credentials_file,
+                scopes=scopes,
+                quota_project_id=quota_project_id,
+                default_scopes=self.AUTH_SCOPES,
             )
         elif credentials is None and not self._ignore_credentials:
             credentials, _ = google.auth.default(
-                **scopes_kwargs, quota_project_id=quota_project_id
+                scopes=scopes,
+                quota_project_id=quota_project_id,
+                default_scopes=self.AUTH_SCOPES,
             )
             # Don't apply audience if the credentials file passed from user.
             if hasattr(credentials, "with_gdch_audience"):