diff --git a/packages/google-cloud-scheduler/docs/index.rst b/packages/google-cloud-scheduler/docs/index.rst
index 2cf2d5afeaec..0c878041280a 100644
--- a/packages/google-cloud-scheduler/docs/index.rst
+++ b/packages/google-cloud-scheduler/docs/index.rst
@@ -2,10 +2,11 @@
 
 .. include:: multiprocessing.rst
 
-This package includes clients for multiple versions of the Cloud Scheduler
-API. By default, you will get ``v1``, the latest stable version.
+This package includes clients for multiple versions of Google Cloud Scheduler.
+By default, you will get version ``scheduler_v1``.
 
-v1
+
+API Reference
 -------------
 .. toctree::
     :maxdepth: 2
@@ -13,10 +14,7 @@ v1
     scheduler_v1/services
     scheduler_v1/types
 
-
-Previous beta release ``v1beta1`` is provided as well.
-
-v1beta1
+API Reference
 -------------
 .. toctree::
     :maxdepth: 2
@@ -25,16 +23,15 @@ v1beta1
     scheduler_v1beta1/types
 
 
-
 Migration Guide
 ---------------
 
-See the guide below for instructions on migrating to the 2.x release of this library.
+See the guide below for instructions on migrating to the latest version.
 
 .. toctree::
     :maxdepth: 2
 
-    UPGRADING
+    UPGRADING
 
 
 Changelog
@@ -43,6 +40,6 @@ Changelog
 For a list of all ``google-cloud-scheduler`` releases:
 
 .. toctree::
-  :maxdepth: 2
+    :maxdepth: 2
 
-  changelog
\ No newline at end of file
+    changelog
diff --git a/packages/google-cloud-scheduler/noxfile.py b/packages/google-cloud-scheduler/noxfile.py
index f041f1f5a4ae..2a2001c49998 100644
--- a/packages/google-cloud-scheduler/noxfile.py
+++ b/packages/google-cloud-scheduler/noxfile.py
@@ -175,7 +175,7 @@ def cover(session):
     test runs (not system test runs), and then erases coverage data.
     """
     session.install("coverage", "pytest-cov")
-    session.run("coverage", "report", "--show-missing", "--fail-under=98")
+    session.run("coverage", "report", "--show-missing", "--fail-under=100")
 
     session.run("coverage", "erase")
 
diff --git a/packages/google-cloud-scheduler/owlbot.py b/packages/google-cloud-scheduler/owlbot.py
deleted file mode 100644
index 1ec920431c5a..000000000000
--- a/packages/google-cloud-scheduler/owlbot.py
+++ /dev/null
@@ -1,56 +0,0 @@
-# Copyright 2018 Google LLC
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-"""This script is used to synthesize generated parts of this library."""
-
-import synthtool as s
-import synthtool.gcp as gcp
-from synthtool.languages import python
-import logging
-
-logging.basicConfig(level=logging.DEBUG)
-
-common = gcp.CommonTemplates()
-
-default_version = "v1"
-
-for library in s.get_staging_dirs(default_version):
-  s.replace(library / f"google/cloud/scheduler_{library.name}/gapic/cloud_scheduler_client.py",
-      "google-cloud-cloudscheduler",
-      "google-cloud-scheduler",
-  )
-
-  excludes = ["README.rst", "nox.py", "setup.py", "docs/conf.py",
-              "docs/index.rst"]
-  s.move(library, excludes=excludes)
-
-s.remove_staging_dirs()
-
-# ----------------------------------------------------------------------------
-# Add templated files
-# ----------------------------------------------------------------------------
-templated_files = common.py_library(
-  samples=True,
-  microgenerator=True,
-  cov_level=98,
-)
-s.move(templated_files, excludes=[".coveragerc"])
-
-# ----------------------------------------------------------------------------
-# Samples templates
-# ----------------------------------------------------------------------------
-
-python.py_samples(skip_readmes=True)
-
-s.shell.run(["nox", "-s", "blacken"], hide_output=False)
diff --git a/packages/google-cloud-scheduler/testing/constraints-3.6.txt b/packages/google-cloud-scheduler/testing/constraints-3.6.txt
index add8f1e952a2..475800063567 100644
--- a/packages/google-cloud-scheduler/testing/constraints-3.6.txt
+++ b/packages/google-cloud-scheduler/testing/constraints-3.6.txt
@@ -9,3 +9,6 @@ google-api-core==1.26.0
 proto-plus==1.4.0
 libcst==0.2.5
 packaging==14.3
+# TODO: remove once google-auth>=1.25.0 is required transitively
+# through google-api-core>=1.28.0
+google-auth==1.24.0