diff --git a/packages/google-cloud-scheduler/google/cloud/scheduler_v1/services/cloud_scheduler/transports/__init__.py b/packages/google-cloud-scheduler/google/cloud/scheduler_v1/services/cloud_scheduler/transports/__init__.py
index e9b56e23098b..99c6c24c37ca 100644
--- a/packages/google-cloud-scheduler/google/cloud/scheduler_v1/services/cloud_scheduler/transports/__init__.py
+++ b/packages/google-cloud-scheduler/google/cloud/scheduler_v1/services/cloud_scheduler/transports/__init__.py
@@ -28,7 +28,6 @@
 _transport_registry["grpc"] = CloudSchedulerGrpcTransport
 _transport_registry["grpc_asyncio"] = CloudSchedulerGrpcAsyncIOTransport
 
-
 __all__ = (
     "CloudSchedulerTransport",
     "CloudSchedulerGrpcTransport",
diff --git a/packages/google-cloud-scheduler/google/cloud/scheduler_v1/services/cloud_scheduler/transports/grpc.py b/packages/google-cloud-scheduler/google/cloud/scheduler_v1/services/cloud_scheduler/transports/grpc.py
index 06c15306a195..576f3665eec2 100644
--- a/packages/google-cloud-scheduler/google/cloud/scheduler_v1/services/cloud_scheduler/transports/grpc.py
+++ b/packages/google-cloud-scheduler/google/cloud/scheduler_v1/services/cloud_scheduler/transports/grpc.py
@@ -150,6 +150,10 @@ def __init__(
                 ssl_credentials=ssl_credentials,
                 scopes=scopes or self.AUTH_SCOPES,
                 quota_project_id=quota_project_id,
+                options=[
+                    ("grpc.max_send_message_length", -1),
+                    ("grpc.max_receive_message_length", -1),
+                ],
             )
             self._ssl_channel_credentials = ssl_credentials
         else:
@@ -168,6 +172,10 @@ def __init__(
                 ssl_credentials=ssl_channel_credentials,
                 scopes=scopes or self.AUTH_SCOPES,
                 quota_project_id=quota_project_id,
+                options=[
+                    ("grpc.max_send_message_length", -1),
+                    ("grpc.max_receive_message_length", -1),
+                ],
             )
 
         self._stubs = {}  # type: Dict[str, Callable]
@@ -194,7 +202,7 @@ def create_channel(
     ) -> grpc.Channel:
         """Create and return a gRPC channel object.
         Args:
-            address (Optionsl[str]): The host for the channel to use.
+            address (Optional[str]): The host for the channel to use.
             credentials (Optional[~.Credentials]): The
                 authorization credentials to attach to requests. These
                 credentials identify this application to the service. If
diff --git a/packages/google-cloud-scheduler/google/cloud/scheduler_v1/services/cloud_scheduler/transports/grpc_asyncio.py b/packages/google-cloud-scheduler/google/cloud/scheduler_v1/services/cloud_scheduler/transports/grpc_asyncio.py
index 99a0dc0f3417..66dbf1a8f013 100644
--- a/packages/google-cloud-scheduler/google/cloud/scheduler_v1/services/cloud_scheduler/transports/grpc_asyncio.py
+++ b/packages/google-cloud-scheduler/google/cloud/scheduler_v1/services/cloud_scheduler/transports/grpc_asyncio.py
@@ -195,6 +195,10 @@ def __init__(
                 ssl_credentials=ssl_credentials,
                 scopes=scopes or self.AUTH_SCOPES,
                 quota_project_id=quota_project_id,
+                options=[
+                    ("grpc.max_send_message_length", -1),
+                    ("grpc.max_receive_message_length", -1),
+                ],
             )
             self._ssl_channel_credentials = ssl_credentials
         else:
@@ -213,6 +217,10 @@ def __init__(
                 ssl_credentials=ssl_channel_credentials,
                 scopes=scopes or self.AUTH_SCOPES,
                 quota_project_id=quota_project_id,
+                options=[
+                    ("grpc.max_send_message_length", -1),
+                    ("grpc.max_receive_message_length", -1),
+                ],
             )
 
         # Run the base constructor.
diff --git a/packages/google-cloud-scheduler/google/cloud/scheduler_v1/types/__init__.py b/packages/google-cloud-scheduler/google/cloud/scheduler_v1/types/__init__.py
index 53e55ca798d5..33453074deda 100644
--- a/packages/google-cloud-scheduler/google/cloud/scheduler_v1/types/__init__.py
+++ b/packages/google-cloud-scheduler/google/cloud/scheduler_v1/types/__init__.py
@@ -22,6 +22,7 @@
     AppEngineRouting,
     OAuthToken,
     OidcToken,
+    HttpMethod,
 )
 from .job import (
     Job,
@@ -39,7 +40,6 @@
     RunJobRequest,
 )
 
-
 __all__ = (
     "HttpTarget",
     "AppEngineHttpTarget",
@@ -47,6 +47,7 @@
     "AppEngineRouting",
     "OAuthToken",
     "OidcToken",
+    "HttpMethod",
     "Job",
     "RetryConfig",
     "ListJobsRequest",
diff --git a/packages/google-cloud-scheduler/google/cloud/scheduler_v1beta1/services/cloud_scheduler/transports/__init__.py b/packages/google-cloud-scheduler/google/cloud/scheduler_v1beta1/services/cloud_scheduler/transports/__init__.py
index e9b56e23098b..99c6c24c37ca 100644
--- a/packages/google-cloud-scheduler/google/cloud/scheduler_v1beta1/services/cloud_scheduler/transports/__init__.py
+++ b/packages/google-cloud-scheduler/google/cloud/scheduler_v1beta1/services/cloud_scheduler/transports/__init__.py
@@ -28,7 +28,6 @@
 _transport_registry["grpc"] = CloudSchedulerGrpcTransport
 _transport_registry["grpc_asyncio"] = CloudSchedulerGrpcAsyncIOTransport
 
-
 __all__ = (
     "CloudSchedulerTransport",
     "CloudSchedulerGrpcTransport",
diff --git a/packages/google-cloud-scheduler/google/cloud/scheduler_v1beta1/services/cloud_scheduler/transports/grpc.py b/packages/google-cloud-scheduler/google/cloud/scheduler_v1beta1/services/cloud_scheduler/transports/grpc.py
index b9a6ce1cbba8..99405ec8dab0 100644
--- a/packages/google-cloud-scheduler/google/cloud/scheduler_v1beta1/services/cloud_scheduler/transports/grpc.py
+++ b/packages/google-cloud-scheduler/google/cloud/scheduler_v1beta1/services/cloud_scheduler/transports/grpc.py
@@ -150,6 +150,10 @@ def __init__(
                 ssl_credentials=ssl_credentials,
                 scopes=scopes or self.AUTH_SCOPES,
                 quota_project_id=quota_project_id,
+                options=[
+                    ("grpc.max_send_message_length", -1),
+                    ("grpc.max_receive_message_length", -1),
+                ],
             )
             self._ssl_channel_credentials = ssl_credentials
         else:
@@ -168,6 +172,10 @@ def __init__(
                 ssl_credentials=ssl_channel_credentials,
                 scopes=scopes or self.AUTH_SCOPES,
                 quota_project_id=quota_project_id,
+                options=[
+                    ("grpc.max_send_message_length", -1),
+                    ("grpc.max_receive_message_length", -1),
+                ],
             )
 
         self._stubs = {}  # type: Dict[str, Callable]
@@ -194,7 +202,7 @@ def create_channel(
     ) -> grpc.Channel:
         """Create and return a gRPC channel object.
         Args:
-            address (Optionsl[str]): The host for the channel to use.
+            address (Optional[str]): The host for the channel to use.
             credentials (Optional[~.Credentials]): The
                 authorization credentials to attach to requests. These
                 credentials identify this application to the service. If
diff --git a/packages/google-cloud-scheduler/google/cloud/scheduler_v1beta1/services/cloud_scheduler/transports/grpc_asyncio.py b/packages/google-cloud-scheduler/google/cloud/scheduler_v1beta1/services/cloud_scheduler/transports/grpc_asyncio.py
index 6d052671a69d..ee367e61af31 100644
--- a/packages/google-cloud-scheduler/google/cloud/scheduler_v1beta1/services/cloud_scheduler/transports/grpc_asyncio.py
+++ b/packages/google-cloud-scheduler/google/cloud/scheduler_v1beta1/services/cloud_scheduler/transports/grpc_asyncio.py
@@ -195,6 +195,10 @@ def __init__(
                 ssl_credentials=ssl_credentials,
                 scopes=scopes or self.AUTH_SCOPES,
                 quota_project_id=quota_project_id,
+                options=[
+                    ("grpc.max_send_message_length", -1),
+                    ("grpc.max_receive_message_length", -1),
+                ],
             )
             self._ssl_channel_credentials = ssl_credentials
         else:
@@ -213,6 +217,10 @@ def __init__(
                 ssl_credentials=ssl_channel_credentials,
                 scopes=scopes or self.AUTH_SCOPES,
                 quota_project_id=quota_project_id,
+                options=[
+                    ("grpc.max_send_message_length", -1),
+                    ("grpc.max_receive_message_length", -1),
+                ],
             )
 
         # Run the base constructor.
diff --git a/packages/google-cloud-scheduler/google/cloud/scheduler_v1beta1/types/__init__.py b/packages/google-cloud-scheduler/google/cloud/scheduler_v1beta1/types/__init__.py
index 53e55ca798d5..33453074deda 100644
--- a/packages/google-cloud-scheduler/google/cloud/scheduler_v1beta1/types/__init__.py
+++ b/packages/google-cloud-scheduler/google/cloud/scheduler_v1beta1/types/__init__.py
@@ -22,6 +22,7 @@
     AppEngineRouting,
     OAuthToken,
     OidcToken,
+    HttpMethod,
 )
 from .job import (
     Job,
@@ -39,7 +40,6 @@
     RunJobRequest,
 )
 
-
 __all__ = (
     "HttpTarget",
     "AppEngineHttpTarget",
@@ -47,6 +47,7 @@
     "AppEngineRouting",
     "OAuthToken",
     "OidcToken",
+    "HttpMethod",
     "Job",
     "RetryConfig",
     "ListJobsRequest",
diff --git a/packages/google-cloud-scheduler/synth.metadata b/packages/google-cloud-scheduler/synth.metadata
index 4f4876b26b9a..451ffc93deb4 100644
--- a/packages/google-cloud-scheduler/synth.metadata
+++ b/packages/google-cloud-scheduler/synth.metadata
@@ -4,15 +4,15 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/python-scheduler.git",
-        "sha": "f9fc0f9613302de642680c87286de0a02f09d086"
+        "sha": "1c8765708716f2876ad86b49c950a2eec6efb63f"
       }
     },
     {
       "git": {
         "name": "googleapis",
         "remote": "https://github.com/googleapis/googleapis.git",
-        "sha": "dabe30b45bc86fdaf4126f26cbcfd73babbfa3fe",
-        "internalRef": "345194337"
+        "sha": "dd372aa22ded7a8ba6f0e03a80e06358a3fa0907",
+        "internalRef": "347055288"
       }
     },
     {
diff --git a/packages/google-cloud-scheduler/tests/unit/gapic/scheduler_v1/test_cloud_scheduler.py b/packages/google-cloud-scheduler/tests/unit/gapic/scheduler_v1/test_cloud_scheduler.py
index cfabf0bd1fe9..b16b09c47233 100644
--- a/packages/google-cloud-scheduler/tests/unit/gapic/scheduler_v1/test_cloud_scheduler.py
+++ b/packages/google-cloud-scheduler/tests/unit/gapic/scheduler_v1/test_cloud_scheduler.py
@@ -2491,6 +2491,10 @@ def test_cloud_scheduler_transport_channel_mtls_with_client_cert_source(
                 scopes=("https://www.googleapis.com/auth/cloud-platform",),
                 ssl_credentials=mock_ssl_cred,
                 quota_project_id=None,
+                options=[
+                    ("grpc.max_send_message_length", -1),
+                    ("grpc.max_receive_message_length", -1),
+                ],
             )
             assert transport.grpc_channel == mock_grpc_channel
             assert transport._ssl_channel_credentials == mock_ssl_cred
@@ -2532,6 +2536,10 @@ def test_cloud_scheduler_transport_channel_mtls_with_adc(transport_class):
                 scopes=("https://www.googleapis.com/auth/cloud-platform",),
                 ssl_credentials=mock_ssl_cred,
                 quota_project_id=None,
+                options=[
+                    ("grpc.max_send_message_length", -1),
+                    ("grpc.max_receive_message_length", -1),
+                ],
             )
             assert transport.grpc_channel == mock_grpc_channel
 
diff --git a/packages/google-cloud-scheduler/tests/unit/gapic/scheduler_v1beta1/test_cloud_scheduler.py b/packages/google-cloud-scheduler/tests/unit/gapic/scheduler_v1beta1/test_cloud_scheduler.py
index edd3760256a6..8bafaf8631b3 100644
--- a/packages/google-cloud-scheduler/tests/unit/gapic/scheduler_v1beta1/test_cloud_scheduler.py
+++ b/packages/google-cloud-scheduler/tests/unit/gapic/scheduler_v1beta1/test_cloud_scheduler.py
@@ -2493,6 +2493,10 @@ def test_cloud_scheduler_transport_channel_mtls_with_client_cert_source(
                 scopes=("https://www.googleapis.com/auth/cloud-platform",),
                 ssl_credentials=mock_ssl_cred,
                 quota_project_id=None,
+                options=[
+                    ("grpc.max_send_message_length", -1),
+                    ("grpc.max_receive_message_length", -1),
+                ],
             )
             assert transport.grpc_channel == mock_grpc_channel
             assert transport._ssl_channel_credentials == mock_ssl_cred
@@ -2534,6 +2538,10 @@ def test_cloud_scheduler_transport_channel_mtls_with_adc(transport_class):
                 scopes=("https://www.googleapis.com/auth/cloud-platform",),
                 ssl_credentials=mock_ssl_cred,
                 quota_project_id=None,
+                options=[
+                    ("grpc.max_send_message_length", -1),
+                    ("grpc.max_receive_message_length", -1),
+                ],
             )
             assert transport.grpc_channel == mock_grpc_channel