diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 2cca3e8..54926ef 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -32,12 +32,6 @@ repos:
         args: ["--config=setup.cfg"]
         additional_dependencies: [flake8-isort]
 
-  - repo: https://github.com/pre-commit/mirrors-mypy
-    rev: v1.0.0
-    hooks:
-      - id: mypy
-        args: ["--config=setup.cfg"]
-
 # sets up .pre-commit-ci.yaml to ensure pre-commit dependencies stay up to date
 ci:
   autoupdate_schedule: weekly
diff --git a/README.md b/README.md
index 42c04ae..9c41261 100644
--- a/README.md
+++ b/README.md
@@ -11,3 +11,11 @@ $ docker-compose -f local.yml up
 ```
 - server - http://127.0.0.1:8000
 - mail - http://127.0.0.1:8025
+
+
+### refactoring code
+```shell
+$ black akarpov
+$ no_implicit_optional akarpov
+$ mypy --config-file setup.cfg akarpov
+```
diff --git a/akarpov/files/services/preview.py b/akarpov/files/services/preview.py
index 44550e0..82d0e8b 100644
--- a/akarpov/files/services/preview.py
+++ b/akarpov/files/services/preview.py
@@ -25,7 +25,7 @@ def textfile_to_image(textfile_path) -> Image:
     with open(textfile_path) as f:
         lines = tuple(line.rstrip() for line in f.readlines())
 
-    font = None
+    font: ImageFont = None
     large_font = 20  # get better resolution with larger size
     for font_filename in COMMON_MONO_FONT_FILENAMES:
         try:
diff --git a/akarpov/tools/qr/services/simple.py b/akarpov/tools/qr/services/simple.py
index c8e6c77..f315dcd 100644
--- a/akarpov/tools/qr/services/simple.py
+++ b/akarpov/tools/qr/services/simple.py
@@ -8,7 +8,7 @@
 from akarpov.utils.generators import generate_charset
 
 
-def run(words: str, path: str = "/tmp/", user: User = None) -> QR:
+def run(words: str, path: str = "/tmp/", user: User | None = None) -> QR:
     version, level, qr_name = amzqr.run(
         words,
         version=1,
diff --git a/merge_production_dotenvs_in_dotenv.py b/merge_production_dotenvs_in_dotenv.py
index d702a5f..1651b1d 100644
--- a/merge_production_dotenvs_in_dotenv.py
+++ b/merge_production_dotenvs_in_dotenv.py
@@ -26,7 +26,7 @@ def merge(
 
 
 def main():
-    merge(DOTENV_FILE_PATH, PRODUCTION_DOTENV_FILE_PATHS)
+    merge(str(DOTENV_FILE_PATH), str(PRODUCTION_DOTENV_FILE_PATHS))
 
 
 @pytest.mark.parametrize("merged_file_count", range(3))
diff --git a/poetry.lock b/poetry.lock
index 029c945..c43bf46 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1385,7 +1385,10 @@ files = [
 
 [package.dependencies]
 django-stubs = ">=1.13.0"
-mypy = ">=0.980"
+mypy = [
+    {version = ">=0.980"},
+    {version = ">=0.991,<0.1000", optional = true, markers = "extra == \"compatible-mypy\""},
+]
 requests = ">=2.0.0"
 types-PyYAML = ">=5.4.3"
 types-requests = ">=0.1.12"
@@ -2043,6 +2046,7 @@ category = "main"
 optional = false
 python-versions = "*"
 files = [
+    {file = "livereload-2.6.3-py2.py3-none-any.whl", hash = "sha256:ad4ac6f53b2d62bb6ce1a5e6e96f1f00976a32348afedcb4b6d68df2a1d346e4"},
     {file = "livereload-2.6.3.tar.gz", hash = "sha256:776f2f865e59fde56490a56bcc6773b6917366bce0c267c60ee8aaf1a0959869"},
 ]
 
@@ -3659,7 +3663,6 @@ category = "main"
 optional = false
 python-versions = "*"
 files = [
-    {file = "wcwidth-0.2.6-py2.py3-none-any.whl", hash = "sha256:795b138f6875577cd91bba52baf9e445cd5118fd32723b460e30a0af30ea230e"},
     {file = "wcwidth-0.2.6.tar.gz", hash = "sha256:a5220780a404dbe3353789870978e472cfe477761f06ee55077256e509b156d0"},
 ]
 
@@ -3774,4 +3777,4 @@ files = [
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.11"
-content-hash = "69ccdf0950f670e050d0ee1985996ab9873538a9a39a72f58adeee63b3ada902"
+content-hash = "392fed32dc5e397e6fd56683185d571a8bd93faaf71d54bba6479d1dce4dab84"
diff --git a/pyproject.toml b/pyproject.toml
index 8f79771..b193fa0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -40,7 +40,7 @@ mypy = "^0.991"
 django-stubs = "^1.13.1"
 pytest = "^7.2.0"
 pytest-sugar = "^0.9.6"
-djangorestframework-stubs = "^1.8.0"
+djangorestframework-stubs = {extras = ["compatible-mypy"], version = "^1.8.0"}
 sphinx = "^6.1.1"
 sphinx-autobuild = "^2021.3.14"
 flake8 = "^6.0.0"
diff --git a/setup.cfg b/setup.cfg
index b20382a..2d78fd1 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -28,6 +28,8 @@ plugins = mypy_django_plugin.main, mypy_drf_plugin.main
 
 [mypy.plugins.django-stubs]
 django_settings_module = config.settings.test
+# https://github.com/typeddjango/django-stubs/issues/1158
+django-manager-missing = False
 
 [mypy-*.migrations.*]
 # Django migrations should not produce any errors: