diff --git a/sanic/app.py b/sanic/app.py
index 46ba8cd5..dfe047e9 100644
--- a/sanic/app.py
+++ b/sanic/app.py
@@ -5,12 +5,12 @@ import re
 import typing
 import warnings
 
-from asyncio import CancelledError, ensure_future, get_event_loop, Protocol
+from asyncio import CancelledError, Protocol, ensure_future, get_event_loop
 from collections import defaultdict, deque
 from functools import partial
 from inspect import getmodulename, isawaitable, signature, stack
 from socket import socket
-from ssl import Purpose, create_default_context, SSLContext
+from ssl import Purpose, SSLContext, create_default_context
 from traceback import format_exc
 from urllib.parse import urlencode, urlunparse
 
@@ -969,17 +969,17 @@ class Sanic:
 
     def run(
         self,
-        host: typing.Optional[str]=None,
-        port: typing.Optional[int]=None,
-        debug: bool=False,
-        ssl: typing.Union[dict, SSLContext, None]=None,
-        sock: typing.Optional[socket]=None,
-        workers: int=1,
-        protocol: typing.Type[Protocol]=None,
-        backlog: int=100,
-        stop_event: typing.Any=None,
-        register_sys_signals: bool=True,
-        access_log: bool=None,
+        host: typing.Optional[str] = None,
+        port: typing.Optional[int] = None,
+        debug: bool = False,
+        ssl: typing.Union[dict, SSLContext, None] = None,
+        sock: typing.Optional[socket] = None,
+        workers: int = 1,
+        protocol: typing.Type[Protocol] = None,
+        backlog: int = 100,
+        stop_event: typing.Any = None,
+        register_sys_signals: bool = True,
+        access_log: typing.Optional[bool] = None,
         **kwargs: typing.Any
     ) -> None:
         """Run the HTTP Server and listen until keyboard interrupt or term
@@ -1003,7 +1003,8 @@ class Sanic:
         :param backlog: a number of unaccepted connections that the system
             will allow before refusing new connections
         :type backlog: int
-        :param stop_event: event to be triggered before stopping the app - deprecated
+        :param stop_event: event to be triggered
+            before stopping the app - deprecated
         :type stop_event: None
         :param register_sys_signals: Register SIG* events
         :type register_sys_signals: bool
@@ -1043,12 +1044,7 @@ class Sanic:
             )
         # if access_log is passed explicitly change config.ACCESS_LOG
         if access_log is not None:
-            if isinstance(access_log, bool):
-                self.config.ACCESS_LOG = access_log
-            else:
-                raise ServerError(
-                    ("'access_log' passed in 'run' should be boolean")
-                )
+            self.config.ACCESS_LOG = access_log
 
         server_settings = self._helper(
             host=host,
@@ -1107,7 +1103,7 @@ class Sanic:
         protocol: typing.Type[Protocol] = None,
         backlog: int = 100,
         stop_event: typing.Any = None,
-        access_log: bool = None,
+        access_log: typing.Optional[bool] = None,
     ) -> None:
         """
         Asynchronous version of :func:`run`.
@@ -1136,7 +1132,8 @@ class Sanic:
         :param backlog: a number of unaccepted connections that the system
             will allow before refusing new connections
         :type backlog: int
-        :param stop_event: event to be triggered before stopping the app - deprecated
+        :param stop_event: event to be triggered
+            before stopping the app - deprecated
         :type stop_event: None
         :param access_log: Enables writing access logs (slows server)
         :type access_log: bool
@@ -1159,15 +1156,7 @@ class Sanic:
             )
         # if access_log is passed explicitly change config.ACCESS_LOG
         if access_log is not None:
-            if isinstance(access_log, bool):
-                self.config.ACCESS_LOG = access_log
-            else:
-                raise ServerError(
-                    (
-                        "'access_log' passed in 'create_server' "
-                        "should be boolean"
-                    )
-                )
+            self.config.ACCESS_LOG = access_log
 
         server_settings = self._helper(
             host=host,
diff --git a/sanic/config.py b/sanic/config.py
index f1c6c26f..a7183d77 100644
--- a/sanic/config.py
+++ b/sanic/config.py
@@ -1,5 +1,6 @@
 import os
 import types
+
 from distutils.util import strtobool
 
 from sanic.exceptions import PyFileError
diff --git a/tests/test_config.py b/tests/test_config.py
index 575800e3..fe4b97b9 100644
--- a/tests/test_config.py
+++ b/tests/test_config.py
@@ -7,7 +7,7 @@ import pytest
 
 from sanic import Sanic
 from sanic.config import Config, DEFAULT_CONFIG
-from sanic.exceptions import PyFileError, ServerError
+from sanic.exceptions import PyFileError
 
 
 @contextmanager
@@ -223,10 +223,6 @@ def test_config_access_log_passing_in_run(app):
     app.run(port=1340, access_log=True)
     assert app.config.ACCESS_LOG == True
 
-    with pytest.raises(ServerError) as e:
-        app.run(port=1340, access_log='string')
-        assert str(e.value) == ("'access_log' passed in 'run' should be boolean")
-
 
 async def test_config_access_log_passing_in_create_server(app):
     assert app.config.ACCESS_LOG == True
@@ -241,10 +237,6 @@ async def test_config_access_log_passing_in_create_server(app):
     await app.create_server(port=1342, access_log=True)
     assert app.config.ACCESS_LOG == True
 
-    with pytest.raises(ServerError) as e:
-        await app.create_server(port=1343, access_log='somestring')
-        assert str(e.value) == ("'access_log' passed in 'create_server' should be boolean")
-
 
 def test_config_rewrite_keep_alive():
     config = Config()