diff --git a/.changes/unreleased/Dependencies-20230222-162807.yaml b/.changes/unreleased/Dependencies-20230222-162807.yaml
new file mode 100644
index 00000000000..0ab179931ac
--- /dev/null
+++ b/.changes/unreleased/Dependencies-20230222-162807.yaml
@@ -0,0 +1,6 @@
+kind: "Dependencies"
+body: "Bump mypy from 0.981 to 1.0.1"
+time: 2023-02-22T16:28:07.00000Z
+custom:
+  Author: dependabot[bot]
+  PR: 7027
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 2c01d584893..040cf1051a3 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -37,7 +37,7 @@ repos:
     alias: flake8-check
     stages: [manual]
 - repo: https://github.com/pre-commit/mirrors-mypy
-  rev: v0.981
+  rev: v1.3.0
   hooks:
   - id: mypy
     # N.B.: Mypy is... a bit fragile.
diff --git a/core/dbt/adapters/base/impl.py b/core/dbt/adapters/base/impl.py
index 1fa2ce903f6..0ab265b43c8 100644
--- a/core/dbt/adapters/base/impl.py
+++ b/core/dbt/adapters/base/impl.py
@@ -415,7 +415,7 @@ def _get_catalog_schemas(self, manifest: Manifest) -> SchemaSearchMap:
         return info_schema_name_map
 
     def _relations_cache_for_schemas(
-        self, manifest: Manifest, cache_schemas: Set[BaseRelation] = None
+        self, manifest: Manifest, cache_schemas: Optional[Set[BaseRelation]] = None
     ) -> None:
         """Populate the relations cache for the given schemas. Returns an
         iterable of the schemas populated, as strings.
@@ -451,7 +451,7 @@ def set_relations_cache(
         self,
         manifest: Manifest,
         clear: bool = False,
-        required_schemas: Set[BaseRelation] = None,
+        required_schemas: Optional[Set[BaseRelation]] = None,
     ) -> None:
         """Run a query that gets a populated cache of the relations in the
         database and set the cache on this adapter.
@@ -986,7 +986,7 @@ def execute_macro(
         manifest: Optional[Manifest] = None,
         project: Optional[str] = None,
         context_override: Optional[Dict[str, Any]] = None,
-        kwargs: Dict[str, Any] = None,
+        kwargs: Optional[Dict[str, Any]] = None,
         text_only_columns: Optional[Iterable[str]] = None,
     ) -> AttrDict:
         """Look macro_name up in the manifest and execute its results.
diff --git a/core/dbt/cli/flags.py b/core/dbt/cli/flags.py
index d7178c0dedd..a16829fc79f 100644
--- a/core/dbt/cli/flags.py
+++ b/core/dbt/cli/flags.py
@@ -76,7 +76,9 @@ def args_to_context(args: List[str]) -> Context:
 class Flags:
     """Primary configuration artifact for running dbt"""
 
-    def __init__(self, ctx: Context = None, user_config: UserConfig = None) -> None:
+    def __init__(
+        self, ctx: Optional[Context] = None, user_config: Optional[UserConfig] = None
+    ) -> None:
 
         # Set the default flags.
         for key, value in FLAGS_DEFAULTS.items():
diff --git a/core/dbt/cli/main.py b/core/dbt/cli/main.py
index f91fbc29e3e..bd8d92a4d62 100644
--- a/core/dbt/cli/main.py
+++ b/core/dbt/cli/main.py
@@ -61,8 +61,8 @@ class dbtRunnerResult:
 class dbtRunner:
     def __init__(
         self,
-        manifest: Manifest = None,
-        callbacks: List[Callable[[EventMsg], None]] = None,
+        manifest: Optional[Manifest] = None,
+        callbacks: Optional[List[Callable[[EventMsg], None]]] = None,
     ):
         self.manifest = manifest
 
diff --git a/core/dbt/context/configured.py b/core/dbt/context/configured.py
index ddbfb60e91b..bb292a19565 100644
--- a/core/dbt/context/configured.py
+++ b/core/dbt/context/configured.py
@@ -119,7 +119,9 @@ def var(self) -> ConfiguredVar:
 
 
 def generate_schema_yml_context(
-    config: AdapterRequiredConfig, project_name: str, schema_yaml_vars: SchemaYamlVars = None
+    config: AdapterRequiredConfig,
+    project_name: str,
+    schema_yaml_vars: Optional[SchemaYamlVars] = None,
 ) -> Dict[str, Any]:
     ctx = SchemaYamlContext(config, project_name, schema_yaml_vars)
     return ctx.to_dict()
diff --git a/core/dbt/context/context_config.py b/core/dbt/context/context_config.py
index b497887ab45..437b47eb4b3 100644
--- a/core/dbt/context/context_config.py
+++ b/core/dbt/context/context_config.py
@@ -1,7 +1,7 @@
 from abc import abstractmethod
 from copy import deepcopy
 from dataclasses import dataclass
-from typing import List, Iterator, Dict, Any, TypeVar, Generic
+from typing import List, Iterator, Dict, Any, TypeVar, Generic, Optional
 
 from dbt.config import RuntimeConfig, Project, IsFQNResource
 from dbt.contracts.graph.model_config import BaseConfig, get_config_for, _listify
@@ -130,7 +130,7 @@ def calculate_node_config(
         resource_type: NodeType,
         project_name: str,
         base: bool,
-        patch_config_dict: Dict[str, Any] = None,
+        patch_config_dict: Optional[Dict[str, Any]] = None,
     ) -> BaseConfig:
         own_config = self.get_node_project(project_name)
 
@@ -166,7 +166,7 @@ def calculate_node_config_dict(
         resource_type: NodeType,
         project_name: str,
         base: bool,
-        patch_config_dict: Dict[str, Any],
+        patch_config_dict: Optional[Dict[str, Any]] = None,
     ) -> Dict[str, Any]:
         ...
 
@@ -200,7 +200,7 @@ def calculate_node_config_dict(
         resource_type: NodeType,
         project_name: str,
         base: bool,
-        patch_config_dict: dict = None,
+        patch_config_dict: Optional[dict] = None,
     ) -> Dict[str, Any]:
         config = self.calculate_node_config(
             config_call_dict=config_call_dict,
@@ -225,7 +225,7 @@ def calculate_node_config_dict(
         resource_type: NodeType,
         project_name: str,
         base: bool,
-        patch_config_dict: dict = None,
+        patch_config_dict: Optional[dict] = None,
     ) -> Dict[str, Any]:
         # TODO CT-211
         return self.calculate_node_config(
@@ -318,7 +318,11 @@ def _add_config_call(cls, config_call_dict, opts: Dict[str, Any]) -> None:
                 config_call_dict[k] = v
 
     def build_config_dict(
-        self, base: bool = False, *, rendered: bool = True, patch_config_dict: dict = None
+        self,
+        base: bool = False,
+        *,
+        rendered: bool = True,
+        patch_config_dict: Optional[dict] = None,
     ) -> Dict[str, Any]:
         if rendered:
             # TODO CT-211
diff --git a/core/dbt/context/providers.py b/core/dbt/context/providers.py
index c4df007e806..e4bc2cde06a 100644
--- a/core/dbt/context/providers.py
+++ b/core/dbt/context/providers.py
@@ -285,6 +285,7 @@ def __call__(self, *args: str) -> RelationProxy:
 
 
 class BaseMetricResolver(BaseResolver):
+    @abc.abstractmethod
     def resolve(self, name: str, package: Optional[str] = None) -> MetricReference:
         ...
 
diff --git a/core/dbt/events/base_types.py b/core/dbt/events/base_types.py
index 94083c6dcb7..711a0bfad72 100644
--- a/core/dbt/events/base_types.py
+++ b/core/dbt/events/base_types.py
@@ -6,6 +6,7 @@
 from google.protobuf.json_format import ParseDict, MessageToDict, MessageToJson
 from google.protobuf.message import Message
 from dbt.events.helpers import get_json_string_utcnow
+from typing import Optional
 
 if sys.version_info >= (3, 8):
     from typing import Protocol
@@ -126,7 +127,7 @@ class EventMsg(Protocol):
     data: Message
 
 
-def msg_from_base_event(event: BaseEvent, level: EventLevel = None):
+def msg_from_base_event(event: BaseEvent, level: Optional[EventLevel] = None):
 
     msg_class_name = f"{type(event).__name__}Msg"
     msg_cls = getattr(types_pb2, msg_class_name)
diff --git a/core/dbt/events/eventmgr.py b/core/dbt/events/eventmgr.py
index 03d490d5ab8..55dfbd203f0 100644
--- a/core/dbt/events/eventmgr.py
+++ b/core/dbt/events/eventmgr.py
@@ -185,7 +185,7 @@ def __init__(self) -> None:
         self.callbacks: List[Callable[[EventMsg], None]] = []
         self.invocation_id: str = str(uuid4())
 
-    def fire_event(self, e: BaseEvent, level: EventLevel = None) -> None:
+    def fire_event(self, e: BaseEvent, level: Optional[EventLevel] = None) -> None:
         msg = msg_from_base_event(e, level=level)
 
         if os.environ.get("DBT_TEST_BINARY_SERIALIZATION"):
diff --git a/core/dbt/events/functions.py b/core/dbt/events/functions.py
index a56fb24006a..21bc4d3c0b3 100644
--- a/core/dbt/events/functions.py
+++ b/core/dbt/events/functions.py
@@ -247,14 +247,16 @@ def warn_or_error(event, node=None):
 # an alternative to fire_event which only creates and logs the event value
 # if the condition is met. Does nothing otherwise.
 def fire_event_if(
-    conditional: bool, lazy_e: Callable[[], BaseEvent], level: EventLevel = None
+    conditional: bool, lazy_e: Callable[[], BaseEvent], level: Optional[EventLevel] = None
 ) -> None:
     if conditional:
         fire_event(lazy_e(), level=level)
 
 
 # a special case of fire_event_if, to only fire events in our unit/functional tests
-def fire_event_if_test(lazy_e: Callable[[], BaseEvent], level: EventLevel = None) -> None:
+def fire_event_if_test(
+    lazy_e: Callable[[], BaseEvent], level: Optional[EventLevel] = None
+) -> None:
     fire_event_if(conditional=("pytest" in sys.modules), lazy_e=lazy_e, level=level)
 
 
@@ -262,7 +264,7 @@ def fire_event_if_test(lazy_e: Callable[[], BaseEvent], level: EventLevel = None
 # this is where all the side effects happen branched by event type
 # (i.e. - mutating the event history, printing to stdout, logging
 # to files, etc.)
-def fire_event(e: BaseEvent, level: EventLevel = None) -> None:
+def fire_event(e: BaseEvent, level: Optional[EventLevel] = None) -> None:
     EVENT_MANAGER.fire_event(e, level=level)
 
 
diff --git a/core/dbt/exceptions.py b/core/dbt/exceptions.py
index b336776761d..21ed6c10720 100644
--- a/core/dbt/exceptions.py
+++ b/core/dbt/exceptions.py
@@ -419,7 +419,7 @@ def message(self):
 
 
 class SemverError(Exception):
-    def __init__(self, msg: str = None):
+    def __init__(self, msg: Optional[str] = None):
         self.msg = msg
         if msg is not None:
             super().__init__(msg)
@@ -2419,7 +2419,7 @@ class RPCCompiling(DbtRuntimeError):
     CODE = 10010
     MESSAGE = 'RPC server is compiling the project, call the "status" method for' " compile status"
 
-    def __init__(self, msg: str = None, node=None):
+    def __init__(self, msg: Optional[str] = None, node=None):
         if msg is None:
             msg = "compile in progress"
         super().__init__(msg, node)
diff --git a/core/dbt/logger.py b/core/dbt/logger.py
index 81e0e8871e7..d4095fb73bf 100644
--- a/core/dbt/logger.py
+++ b/core/dbt/logger.py
@@ -469,7 +469,7 @@ class ListLogHandler(LogMessageHandler):
     def __init__(
         self,
         level: int = logbook.NOTSET,
-        filter: Callable = None,
+        filter: Optional[Callable] = None,
         bubble: bool = False,
         lst: Optional[List[LogMessage]] = None,
     ) -> None:
diff --git a/core/dbt/parser/generic_test_builders.py b/core/dbt/parser/generic_test_builders.py
index 847f2b29f3c..69c86853162 100644
--- a/core/dbt/parser/generic_test_builders.py
+++ b/core/dbt/parser/generic_test_builders.py
@@ -113,7 +113,7 @@ def __init__(
         target: Testable,
         package_name: str,
         render_ctx: Dict[str, Any],
-        column_name: str = None,
+        column_name: Optional[str] = None,
         version: Optional[NodeVersion] = None,
     ) -> None:
         test_name, test_args = self.extract_test_args(test, column_name)
diff --git a/core/dbt/parser/schema_generic_tests.py b/core/dbt/parser/schema_generic_tests.py
index 590f946bbc7..29b71c21e92 100644
--- a/core/dbt/parser/schema_generic_tests.py
+++ b/core/dbt/parser/schema_generic_tests.py
@@ -61,7 +61,7 @@ def resource_type(self) -> NodeType:
     def get_compiled_path(cls, block: FileBlock) -> str:
         return block.path.relative_path
 
-    def parse_file(self, block: FileBlock, dct: Dict = None) -> None:
+    def parse_file(self, block: FileBlock, dct: Optional[Dict] = None) -> None:
         pass
 
     def parse_from_dict(self, dct, validate=True) -> GenericTestNode:
diff --git a/core/dbt/parser/schemas.py b/core/dbt/parser/schemas.py
index adf29b2a091..233b1da950c 100644
--- a/core/dbt/parser/schemas.py
+++ b/core/dbt/parser/schemas.py
@@ -147,7 +147,7 @@ def get_compiled_path(cls, block: FileBlock) -> str:
     def resource_type(self) -> NodeType:
         return NodeType.Test
 
-    def parse_file(self, block: FileBlock, dct: Dict = None) -> None:
+    def parse_file(self, block: FileBlock, dct: Optional[Dict] = None) -> None:
         assert isinstance(block.file, SchemaSourceFile)
 
         # If partially parsing, dct should be from pp_dict, otherwise
diff --git a/core/dbt/task/runnable.py b/core/dbt/task/runnable.py
index e3de59df771..b1a74fd1126 100644
--- a/core/dbt/task/runnable.py
+++ b/core/dbt/task/runnable.py
@@ -381,7 +381,9 @@ def _mark_dependent_errors(self, node_id, result, cause):
         for dep_node_id in self.graph.get_dependent_nodes(node_id):
             self._skipped_children[dep_node_id] = cause
 
-    def populate_adapter_cache(self, adapter, required_schemas: Set[BaseRelation] = None):
+    def populate_adapter_cache(
+        self, adapter, required_schemas: Optional[Set[BaseRelation]] = None
+    ):
         if not self.args.populate_cache:
             return
 
diff --git a/core/dbt/tests/util.py b/core/dbt/tests/util.py
index f770c8a28e9..e901d8b9d82 100644
--- a/core/dbt/tests/util.py
+++ b/core/dbt/tests/util.py
@@ -5,7 +5,7 @@
 import json
 import warnings
 from datetime import datetime
-from typing import Dict, List
+from typing import Dict, List, Optional
 from contextlib import contextmanager
 from dbt.adapters.factory import Adapter
 
@@ -71,9 +71,9 @@
 # If the command is expected to fail, pass in "expect_pass=False"):
 #   run_dbt("test"], expect_pass=False)
 def run_dbt(
-    args: List[str] = None,
+    args: Optional[List[str]] = None,
     expect_pass: bool = True,
-    publications: List[PublicationArtifact] = None,
+    publications: Optional[List[PublicationArtifact]] = None,
 ):
     # Ignore logbook warnings
     warnings.filterwarnings("ignore", category=DeprecationWarning, module="logbook")
@@ -117,9 +117,9 @@ def run_dbt(
 # start with the "--debug" flag. The structured schema log CI test
 # will turn the logs into json, so you have to be prepared for that.
 def run_dbt_and_capture(
-    args: List[str] = None,
+    args: Optional[List[str]] = None,
     expect_pass: bool = True,
-    publications: List[PublicationArtifact] = None,
+    publications: Optional[List[PublicationArtifact]] = None,
 ):
     try:
         stringbuf = StringIO()
diff --git a/dev-requirements.txt b/dev-requirements.txt
index 033d798205b..2f1ed983f19 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -5,7 +5,7 @@ flake8
 flaky
 freezegun==0.3.12
 ipdb
-mypy==0.981
+mypy==1.3.0
 pip-tools
 pre-commit
 protobuf>=4.0.0