diff --git a/google/identity/accesscontextmanager/type/device_resources_pb2.py b/google/identity/accesscontextmanager/type/device_resources_pb2.py
index c4c3687..82ff78a 100644
--- a/google/identity/accesscontextmanager/type/device_resources_pb2.py
+++ b/google/identity/accesscontextmanager/type/device_resources_pb2.py
@@ -17,9 +17,11 @@
 # Generated by the protocol buffer compiler.  DO NOT EDIT!
 # source: google/identity/accesscontextmanager/type/device_resources.proto
 """Generated protocol buffer code."""
-from google.protobuf.internal import builder as _builder
+from google.protobuf.internal import enum_type_wrapper
 from google.protobuf import descriptor as _descriptor
 from google.protobuf import descriptor_pool as _descriptor_pool
+from google.protobuf import message as _message
+from google.protobuf import reflection as _reflection
 from google.protobuf import symbol_database as _symbol_database
 
 # @@protoc_insertion_point(imports)
@@ -34,12 +36,29 @@
     b"\n@google/identity/accesscontextmanager/type/device_resources.proto\x12)google.identity.accesscontextmanager.type\x1a\x1cgoogle/api/annotations.proto*p\n\x16\x44\x65viceEncryptionStatus\x12\x1a\n\x16\x45NCRYPTION_UNSPECIFIED\x10\x00\x12\x1a\n\x16\x45NCRYPTION_UNSUPPORTED\x10\x01\x12\x0f\n\x0bUNENCRYPTED\x10\x02\x12\r\n\tENCRYPTED\x10\x03*\x82\x01\n\x06OsType\x12\x12\n\x0eOS_UNSPECIFIED\x10\x00\x12\x0f\n\x0b\x44\x45SKTOP_MAC\x10\x01\x12\x13\n\x0f\x44\x45SKTOP_WINDOWS\x10\x02\x12\x11\n\rDESKTOP_LINUX\x10\x03\x12\x15\n\x11\x44\x45SKTOP_CHROME_OS\x10\x06\x12\x0b\n\x07\x41NDROID\x10\x04\x12\x07\n\x03IOS\x10\x05*V\n\x15\x44\x65viceManagementLevel\x12\x1a\n\x16MANAGEMENT_UNSPECIFIED\x10\x00\x12\x08\n\x04NONE\x10\x01\x12\t\n\x05\x42\x41SIC\x10\x02\x12\x0c\n\x08\x43OMPLETE\x10\x03\x42\x92\x02\n-com.google.identity.accesscontextmanager.typeB\tTypeProtoP\x01ZMgoogle.golang.org/genproto/googleapis/identity/accesscontextmanager/type;type\xaa\x02)Google.Identity.AccessContextManager.Type\xca\x02)Google\\Identity\\AccessContextManager\\Type\xea\x02,Google::Identity::AccessContextManager::Typeb\x06proto3"
 )
 
-_builder.BuildMessageAndEnumDescriptors(DESCRIPTOR, globals())
-_builder.BuildTopDescriptorsAndMessages(
-    DESCRIPTOR,
-    "google.identity.accesscontextmanager.type.device_resources_pb2",
-    globals(),
-)
+_DEVICEENCRYPTIONSTATUS = DESCRIPTOR.enum_types_by_name["DeviceEncryptionStatus"]
+DeviceEncryptionStatus = enum_type_wrapper.EnumTypeWrapper(_DEVICEENCRYPTIONSTATUS)
+_OSTYPE = DESCRIPTOR.enum_types_by_name["OsType"]
+OsType = enum_type_wrapper.EnumTypeWrapper(_OSTYPE)
+_DEVICEMANAGEMENTLEVEL = DESCRIPTOR.enum_types_by_name["DeviceManagementLevel"]
+DeviceManagementLevel = enum_type_wrapper.EnumTypeWrapper(_DEVICEMANAGEMENTLEVEL)
+ENCRYPTION_UNSPECIFIED = 0
+ENCRYPTION_UNSUPPORTED = 1
+UNENCRYPTED = 2
+ENCRYPTED = 3
+OS_UNSPECIFIED = 0
+DESKTOP_MAC = 1
+DESKTOP_WINDOWS = 2
+DESKTOP_LINUX = 3
+DESKTOP_CHROME_OS = 6
+ANDROID = 4
+IOS = 5
+MANAGEMENT_UNSPECIFIED = 0
+NONE = 1
+BASIC = 2
+COMPLETE = 3
+
+
 if _descriptor._USE_C_DESCRIPTORS == False:
 
     DESCRIPTOR._options = None
diff --git a/google/identity/accesscontextmanager/v1/access_level_pb2.py b/google/identity/accesscontextmanager/v1/access_level_pb2.py
index 048446a..88e96cc 100644
--- a/google/identity/accesscontextmanager/v1/access_level_pb2.py
+++ b/google/identity/accesscontextmanager/v1/access_level_pb2.py
@@ -17,9 +17,10 @@
 # Generated by the protocol buffer compiler.  DO NOT EDIT!
 # source: google/identity/accesscontextmanager/v1/access_level.proto
 """Generated protocol buffer code."""
-from google.protobuf.internal import builder as _builder
 from google.protobuf import descriptor as _descriptor
 from google.protobuf import descriptor_pool as _descriptor_pool
+from google.protobuf import message as _message
+from google.protobuf import reflection as _reflection
 from google.protobuf import symbol_database as _symbol_database
 
 # @@protoc_insertion_point(imports)
@@ -39,10 +40,82 @@
     b'\n:google/identity/accesscontextmanager/v1/access_level.proto\x12\'google.identity.accesscontextmanager.v1\x1a@google/identity/accesscontextmanager/type/device_resources.proto\x1a\x1fgoogle/protobuf/timestamp.proto\x1a\x16google/type/expr.proto\x1a\x1cgoogle/api/annotations.proto"\xb8\x02\n\x0b\x41\x63\x63\x65ssLevel\x12\x0c\n\x04name\x18\x01 \x01(\t\x12\r\n\x05title\x18\x02 \x01(\t\x12\x13\n\x0b\x64\x65scription\x18\x03 \x01(\t\x12\x44\n\x05\x62\x61sic\x18\x04 \x01(\x0b\x32\x33.google.identity.accesscontextmanager.v1.BasicLevelH\x00\x12\x46\n\x06\x63ustom\x18\x05 \x01(\x0b\x32\x34.google.identity.accesscontextmanager.v1.CustomLevelH\x00\x12/\n\x0b\x63reate_time\x18\x06 \x01(\x0b\x32\x1a.google.protobuf.Timestamp\x12/\n\x0bupdate_time\x18\x07 \x01(\x0b\x32\x1a.google.protobuf.TimestampB\x07\n\x05level"\xef\x01\n\nBasicLevel\x12\x46\n\nconditions\x18\x01 \x03(\x0b\x32\x32.google.identity.accesscontextmanager.v1.Condition\x12j\n\x12\x63ombining_function\x18\x02 \x01(\x0e\x32N.google.identity.accesscontextmanager.v1.BasicLevel.ConditionCombiningFunction"-\n\x1a\x43onditionCombiningFunction\x12\x07\n\x03\x41ND\x10\x00\x12\x06\n\x02OR\x10\x01"\xc3\x01\n\tCondition\x12\x16\n\x0eip_subnetworks\x18\x01 \x03(\t\x12L\n\rdevice_policy\x18\x02 \x01(\x0b\x32\x35.google.identity.accesscontextmanager.v1.DevicePolicy\x12\x1e\n\x16required_access_levels\x18\x03 \x03(\t\x12\x0e\n\x06negate\x18\x05 \x01(\x08\x12\x0f\n\x07members\x18\x06 \x03(\t\x12\x0f\n\x07regions\x18\x07 \x03(\t".\n\x0b\x43ustomLevel\x12\x1f\n\x04\x65xpr\x18\x01 \x01(\x0b\x32\x11.google.type.Expr"\x89\x03\n\x0c\x44\x65vicePolicy\x12\x1a\n\x12require_screenlock\x18\x01 \x01(\x08\x12\x66\n\x1b\x61llowed_encryption_statuses\x18\x02 \x03(\x0e\x32\x41.google.identity.accesscontextmanager.type.DeviceEncryptionStatus\x12M\n\x0eos_constraints\x18\x03 \x03(\x0b\x32\x35.google.identity.accesscontextmanager.v1.OsConstraint\x12j\n allowed_device_management_levels\x18\x06 \x03(\x0e\x32@.google.identity.accesscontextmanager.type.DeviceManagementLevel\x12\x1e\n\x16require_admin_approval\x18\x07 \x01(\x08\x12\x1a\n\x12require_corp_owned\x18\x08 \x01(\x08"\x8f\x01\n\x0cOsConstraint\x12\x42\n\x07os_type\x18\x01 \x01(\x0e\x32\x31.google.identity.accesscontextmanager.type.OsType\x12\x17\n\x0fminimum_version\x18\x02 \x01(\t\x12"\n\x1arequire_verified_chrome_os\x18\x03 \x01(\x08\x42\xa6\x02\n+com.google.identity.accesscontextmanager.v1B\x10\x41\x63\x63\x65ssLevelProtoP\x01Z[google.golang.org/genproto/googleapis/identity/accesscontextmanager/v1;accesscontextmanager\xa2\x02\x04GACM\xaa\x02\'Google.Identity.AccessContextManager.V1\xca\x02\'Google\\Identity\\AccessContextManager\\V1\xea\x02*Google::Identity::AccessContextManager::V1b\x06proto3'
 )
 
-_builder.BuildMessageAndEnumDescriptors(DESCRIPTOR, globals())
-_builder.BuildTopDescriptorsAndMessages(
-    DESCRIPTOR, "google.identity.accesscontextmanager.v1.access_level_pb2", globals()
+
+_ACCESSLEVEL = DESCRIPTOR.message_types_by_name["AccessLevel"]
+_BASICLEVEL = DESCRIPTOR.message_types_by_name["BasicLevel"]
+_CONDITION = DESCRIPTOR.message_types_by_name["Condition"]
+_CUSTOMLEVEL = DESCRIPTOR.message_types_by_name["CustomLevel"]
+_DEVICEPOLICY = DESCRIPTOR.message_types_by_name["DevicePolicy"]
+_OSCONSTRAINT = DESCRIPTOR.message_types_by_name["OsConstraint"]
+_BASICLEVEL_CONDITIONCOMBININGFUNCTION = _BASICLEVEL.enum_types_by_name[
+    "ConditionCombiningFunction"
+]
+AccessLevel = _reflection.GeneratedProtocolMessageType(
+    "AccessLevel",
+    (_message.Message,),
+    {
+        "DESCRIPTOR": _ACCESSLEVEL,
+        "__module__": "google.identity.accesscontextmanager.v1.access_level_pb2"
+        # @@protoc_insertion_point(class_scope:google.identity.accesscontextmanager.v1.AccessLevel)
+    },
+)
+_sym_db.RegisterMessage(AccessLevel)
+
+BasicLevel = _reflection.GeneratedProtocolMessageType(
+    "BasicLevel",
+    (_message.Message,),
+    {
+        "DESCRIPTOR": _BASICLEVEL,
+        "__module__": "google.identity.accesscontextmanager.v1.access_level_pb2"
+        # @@protoc_insertion_point(class_scope:google.identity.accesscontextmanager.v1.BasicLevel)
+    },
+)
+_sym_db.RegisterMessage(BasicLevel)
+
+Condition = _reflection.GeneratedProtocolMessageType(
+    "Condition",
+    (_message.Message,),
+    {
+        "DESCRIPTOR": _CONDITION,
+        "__module__": "google.identity.accesscontextmanager.v1.access_level_pb2"
+        # @@protoc_insertion_point(class_scope:google.identity.accesscontextmanager.v1.Condition)
+    },
+)
+_sym_db.RegisterMessage(Condition)
+
+CustomLevel = _reflection.GeneratedProtocolMessageType(
+    "CustomLevel",
+    (_message.Message,),
+    {
+        "DESCRIPTOR": _CUSTOMLEVEL,
+        "__module__": "google.identity.accesscontextmanager.v1.access_level_pb2"
+        # @@protoc_insertion_point(class_scope:google.identity.accesscontextmanager.v1.CustomLevel)
+    },
+)
+_sym_db.RegisterMessage(CustomLevel)
+
+DevicePolicy = _reflection.GeneratedProtocolMessageType(
+    "DevicePolicy",
+    (_message.Message,),
+    {
+        "DESCRIPTOR": _DEVICEPOLICY,
+        "__module__": "google.identity.accesscontextmanager.v1.access_level_pb2"
+        # @@protoc_insertion_point(class_scope:google.identity.accesscontextmanager.v1.DevicePolicy)
+    },
 )
+_sym_db.RegisterMessage(DevicePolicy)
+
+OsConstraint = _reflection.GeneratedProtocolMessageType(
+    "OsConstraint",
+    (_message.Message,),
+    {
+        "DESCRIPTOR": _OSCONSTRAINT,
+        "__module__": "google.identity.accesscontextmanager.v1.access_level_pb2"
+        # @@protoc_insertion_point(class_scope:google.identity.accesscontextmanager.v1.OsConstraint)
+    },
+)
+_sym_db.RegisterMessage(OsConstraint)
+
 if _descriptor._USE_C_DESCRIPTORS == False:
 
     DESCRIPTOR._options = None
diff --git a/google/identity/accesscontextmanager/v1/access_policy_pb2.py b/google/identity/accesscontextmanager/v1/access_policy_pb2.py
index 01fb703..90e0776 100644
--- a/google/identity/accesscontextmanager/v1/access_policy_pb2.py
+++ b/google/identity/accesscontextmanager/v1/access_policy_pb2.py
@@ -17,9 +17,10 @@
 # Generated by the protocol buffer compiler.  DO NOT EDIT!
 # source: google/identity/accesscontextmanager/v1/access_policy.proto
 """Generated protocol buffer code."""
-from google.protobuf.internal import builder as _builder
 from google.protobuf import descriptor as _descriptor
 from google.protobuf import descriptor_pool as _descriptor_pool
+from google.protobuf import message as _message
+from google.protobuf import reflection as _reflection
 from google.protobuf import symbol_database as _symbol_database
 
 # @@protoc_insertion_point(imports)
@@ -35,10 +36,19 @@
     b"\n;google/identity/accesscontextmanager/v1/access_policy.proto\x12'google.identity.accesscontextmanager.v1\x1a\x1fgoogle/protobuf/timestamp.proto\x1a\x1cgoogle/api/annotations.proto\"\xab\x01\n\x0c\x41\x63\x63\x65ssPolicy\x12\x0c\n\x04name\x18\x01 \x01(\t\x12\x0e\n\x06parent\x18\x02 \x01(\t\x12\r\n\x05title\x18\x03 \x01(\t\x12/\n\x0b\x63reate_time\x18\x04 \x01(\x0b\x32\x1a.google.protobuf.Timestamp\x12/\n\x0bupdate_time\x18\x05 \x01(\x0b\x32\x1a.google.protobuf.Timestamp\x12\x0c\n\x04\x65tag\x18\x06 \x01(\tB\xa1\x02\n+com.google.identity.accesscontextmanager.v1B\x0bPolicyProtoP\x01Z[google.golang.org/genproto/googleapis/identity/accesscontextmanager/v1;accesscontextmanager\xa2\x02\x04GACM\xaa\x02'Google.Identity.AccessContextManager.V1\xca\x02'Google\\Identity\\AccessContextManager\\V1\xea\x02*Google::Identity::AccessContextManager::V1b\x06proto3"
 )
 
-_builder.BuildMessageAndEnumDescriptors(DESCRIPTOR, globals())
-_builder.BuildTopDescriptorsAndMessages(
-    DESCRIPTOR, "google.identity.accesscontextmanager.v1.access_policy_pb2", globals()
+
+_ACCESSPOLICY = DESCRIPTOR.message_types_by_name["AccessPolicy"]
+AccessPolicy = _reflection.GeneratedProtocolMessageType(
+    "AccessPolicy",
+    (_message.Message,),
+    {
+        "DESCRIPTOR": _ACCESSPOLICY,
+        "__module__": "google.identity.accesscontextmanager.v1.access_policy_pb2"
+        # @@protoc_insertion_point(class_scope:google.identity.accesscontextmanager.v1.AccessPolicy)
+    },
 )
+_sym_db.RegisterMessage(AccessPolicy)
+
 if _descriptor._USE_C_DESCRIPTORS == False:
 
     DESCRIPTOR._options = None
diff --git a/google/identity/accesscontextmanager/v1/service_perimeter_pb2.py b/google/identity/accesscontextmanager/v1/service_perimeter_pb2.py
index 4fad67a..7635d8f 100644
--- a/google/identity/accesscontextmanager/v1/service_perimeter_pb2.py
+++ b/google/identity/accesscontextmanager/v1/service_perimeter_pb2.py
@@ -17,9 +17,10 @@
 # Generated by the protocol buffer compiler.  DO NOT EDIT!
 # source: google/identity/accesscontextmanager/v1/service_perimeter.proto
 """Generated protocol buffer code."""
-from google.protobuf.internal import builder as _builder
 from google.protobuf import descriptor as _descriptor
 from google.protobuf import descriptor_pool as _descriptor_pool
+from google.protobuf import message as _message
+from google.protobuf import reflection as _reflection
 from google.protobuf import symbol_database as _symbol_database
 
 # @@protoc_insertion_point(imports)
@@ -35,12 +36,45 @@
     b"\n?google/identity/accesscontextmanager/v1/service_perimeter.proto\x12'google.identity.accesscontextmanager.v1\x1a\x1fgoogle/protobuf/timestamp.proto\x1a\x1cgoogle/api/annotations.proto\"\x92\x04\n\x10ServicePerimeter\x12\x0c\n\x04name\x18\x01 \x01(\t\x12\r\n\x05title\x18\x02 \x01(\t\x12\x13\n\x0b\x64\x65scription\x18\x03 \x01(\t\x12/\n\x0b\x63reate_time\x18\x04 \x01(\x0b\x32\x1a.google.protobuf.Timestamp\x12/\n\x0bupdate_time\x18\x05 \x01(\x0b\x32\x1a.google.protobuf.Timestamp\x12_\n\x0eperimeter_type\x18\x06 \x01(\x0e\x32G.google.identity.accesscontextmanager.v1.ServicePerimeter.PerimeterType\x12O\n\x06status\x18\x07 \x01(\x0b\x32?.google.identity.accesscontextmanager.v1.ServicePerimeterConfig\x12M\n\x04spec\x18\x08 \x01(\x0b\x32?.google.identity.accesscontextmanager.v1.ServicePerimeterConfig\x12!\n\x19use_explicit_dry_run_spec\x18\t \x01(\x08\"F\n\rPerimeterType\x12\x1a\n\x16PERIMETER_TYPE_REGULAR\x10\x00\x12\x19\n\x15PERIMETER_TYPE_BRIDGE\x10\x01\"\xa6\x02\n\x16ServicePerimeterConfig\x12\x11\n\tresources\x18\x01 \x03(\t\x12\x15\n\raccess_levels\x18\x02 \x03(\t\x12\x1b\n\x13restricted_services\x18\x04 \x03(\t\x12v\n\x17vpc_accessible_services\x18\n \x01(\x0b\x32U.google.identity.accesscontextmanager.v1.ServicePerimeterConfig.VpcAccessibleServices\x1aM\n\x15VpcAccessibleServices\x12\x1a\n\x12\x65nable_restriction\x18\x01 \x01(\x08\x12\x18\n\x10\x61llowed_services\x18\x02 \x03(\tB\xab\x02\n+com.google.identity.accesscontextmanager.v1B\x15ServicePerimeterProtoP\x01Z[google.golang.org/genproto/googleapis/identity/accesscontextmanager/v1;accesscontextmanager\xa2\x02\x04GACM\xaa\x02'Google.Identity.AccessContextManager.V1\xca\x02'Google\\Identity\\AccessContextManager\\V1\xea\x02*Google::Identity::AccessContextManager::V1b\x06proto3"
 )
 
-_builder.BuildMessageAndEnumDescriptors(DESCRIPTOR, globals())
-_builder.BuildTopDescriptorsAndMessages(
-    DESCRIPTOR,
-    "google.identity.accesscontextmanager.v1.service_perimeter_pb2",
-    globals(),
+
+_SERVICEPERIMETER = DESCRIPTOR.message_types_by_name["ServicePerimeter"]
+_SERVICEPERIMETERCONFIG = DESCRIPTOR.message_types_by_name["ServicePerimeterConfig"]
+_SERVICEPERIMETERCONFIG_VPCACCESSIBLESERVICES = (
+    _SERVICEPERIMETERCONFIG.nested_types_by_name["VpcAccessibleServices"]
+)
+_SERVICEPERIMETER_PERIMETERTYPE = _SERVICEPERIMETER.enum_types_by_name["PerimeterType"]
+ServicePerimeter = _reflection.GeneratedProtocolMessageType(
+    "ServicePerimeter",
+    (_message.Message,),
+    {
+        "DESCRIPTOR": _SERVICEPERIMETER,
+        "__module__": "google.identity.accesscontextmanager.v1.service_perimeter_pb2"
+        # @@protoc_insertion_point(class_scope:google.identity.accesscontextmanager.v1.ServicePerimeter)
+    },
 )
+_sym_db.RegisterMessage(ServicePerimeter)
+
+ServicePerimeterConfig = _reflection.GeneratedProtocolMessageType(
+    "ServicePerimeterConfig",
+    (_message.Message,),
+    {
+        "VpcAccessibleServices": _reflection.GeneratedProtocolMessageType(
+            "VpcAccessibleServices",
+            (_message.Message,),
+            {
+                "DESCRIPTOR": _SERVICEPERIMETERCONFIG_VPCACCESSIBLESERVICES,
+                "__module__": "google.identity.accesscontextmanager.v1.service_perimeter_pb2"
+                # @@protoc_insertion_point(class_scope:google.identity.accesscontextmanager.v1.ServicePerimeterConfig.VpcAccessibleServices)
+            },
+        ),
+        "DESCRIPTOR": _SERVICEPERIMETERCONFIG,
+        "__module__": "google.identity.accesscontextmanager.v1.service_perimeter_pb2"
+        # @@protoc_insertion_point(class_scope:google.identity.accesscontextmanager.v1.ServicePerimeterConfig)
+    },
+)
+_sym_db.RegisterMessage(ServicePerimeterConfig)
+_sym_db.RegisterMessage(ServicePerimeterConfig.VpcAccessibleServices)
+
 if _descriptor._USE_C_DESCRIPTORS == False:
 
     DESCRIPTOR._options = None
diff --git a/noxfile.py b/noxfile.py
index 80cc0f0..a741df2 100644
--- a/noxfile.py
+++ b/noxfile.py
@@ -28,6 +28,12 @@
 ISORT_VERSION = "isort==5.10.1"
 LINT_PATHS = ["docs", "google", "tests", "noxfile.py", "setup.py"]
 
+# NOTE: Pin the version of grpcio-tools to 1.48.2 for compatibility with
+# Protobuf 3.19.5. Please ensure that the minimum required version of
+# protobuf in setup.py is compatible with the pb2 files generated
+# by grpcio-tools before changing the pinned version below.
+GRPCIO_TOOLS_VERSION = "grpcio-tools==1.48.2"
+
 DEFAULT_PYTHON_VERSION = "3.8"
 
 UNIT_TEST_PYTHON_VERSIONS = ["3.7", "3.8", "3.9", "3.10"]
@@ -253,7 +259,7 @@ def generate_protos(session):
        If a new subdirectory is added, you will need to create more `__init__.py`
        files.
     """
-    session.install("grpcio-tools")
+    session.install(GRPCIO_TOOLS_VERSION)
     protos = [str(p) for p in (pathlib.Path(".").glob("google/**/*.proto"))]
 
     session.run(
diff --git a/setup.py b/setup.py
index acdd90d..2bf1eda 100644
--- a/setup.py
+++ b/setup.py
@@ -29,7 +29,7 @@
 release_status = "Development Status :: 4 - Beta"
 dependencies = [
     "google-api-core[grpc] >= 1.32.0, <3.0.0dev,!=2.0.*,!=2.1.*,!=2.2.*,!=2.3.*,!=2.4.*,!=2.5.*,!=2.6.*,!=2.7.*",
-    "protobuf >= 3.20.2, <5.0.0dev",
+    "protobuf>=3.19.5,<5.0.0dev,!=3.20.0,!=3.20.1,!=4.21.1,!=4.21.2,!=4.21.3,!=4.21.4,!=4.21.5",
 ]
 
 # Setup boilerplate below this line.
diff --git a/testing/constraints-3.7.txt b/testing/constraints-3.7.txt
index e933c9d..c467c64 100644
--- a/testing/constraints-3.7.txt
+++ b/testing/constraints-3.7.txt
@@ -5,5 +5,5 @@
 #
 # e.g., if setup.py has "foo >= 1.14.0, < 2.0.0dev",
 # Then this file should have foo==1.14.0
-protobuf==3.20.2
+protobuf==3.19.5
 google-api-core==1.32.0