diff --git a/.github/workflows/python.yml b/.github/workflows/python.yml
index b389378..da18f78 100644
--- a/.github/workflows/python.yml
+++ b/.github/workflows/python.yml
@@ -46,4 +46,4 @@ jobs:
 
       - name: Do linting
         run: |
-          make check
+          make ci-check
diff --git a/LICENSE b/LICENSE
index d1fa486..cc2ef3a 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2022 Jack Cherng <jfcherng@gmail.com>
+Copyright (c) 2022-2023 Jack Cherng <jfcherng@gmail.com>
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/Makefile b/Makefile
index 89e156a..2449cbd 100644
--- a/Makefile
+++ b/Makefile
@@ -1,19 +1,18 @@
 .PHONY: all
-all: fix
+all:
 
 .PHONY: install
 install:
-	pip install -U -r requirements.txt
+	python -m pip install -U pip -r requirements.txt
 
-.PHONY: check
-check:
+.PHONY: ci-check
+ci-check:
 	mypy -p plugin
-	flake8 .
-	black --check --diff --preview .
-	isort --check --diff .
+	ruff check --diff --preview .
+	black --diff --preview --check .
 
-.PHONY: fix
-fix:
-	autoflake --in-place .
+.PHONY: ci-fix
+ci-fix:
+	ruff check --preview --fix .
+	# ruff format --preview .
 	black --preview .
-	isort .
diff --git a/pyproject.toml b/pyproject.toml
index e9cf138..b9464cd 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -9,28 +9,6 @@ module = ["plugin.libs.*"]
 ignore_errors = true
 ignore_missing_imports = true
 
-[tool.isort]
-line_length = 120
-profile = 'black'
-py_version = 38
-skip_glob = [
-  ".venv/**",
-  "br-*/**",
-  "branch-*/**",
-  "libs/**",
-  "plugin/libs/**",
-  "stubs/**",
-  "typings/**",
-  "vendor/**",
-  "venv/**",
-]
-
-[tool.autoflake]
-quiet = true
-recursive = true
-remove-all-unused-imports = true
-exclude = '\.git,\.?venv,\.mypy_cache,br-.*,branch-.*,libs,stubs,tests/files,typings'
-
 [tool.black]
 preview = true
 line-length = 120
@@ -52,18 +30,38 @@ exclude = '''
 [tool.pyright]
 include = ['./']
 exclude = [
-  '**/__pycache__/',
-  '**/node_modules/',
-  # git-related
-  '**/.git/',
-  '**/br-*/',
-  '**/branch-*/',
+    '**/__pycache__/',
+    '**/node_modules/',
+    # git-related
+    '**/.git/',
+    '**/br-*/',
+    '**/branch-*/',
 ]
 ignore = ['**/.venv', '**/libs']
 stubPath = 'typings'
 pythonVersion = '3.8'
 
 [tool.ruff]
-select = ["E", "F", "W"]
+preview = true
+select = ["E", "F", "W", "I"]
+ignore = ["E203"]
 line-length = 120
-target-version = 'py38'
+target-version = 'py312'
+exclude = [
+    ".git",
+    ".mypy_cache",
+    ".venv",
+    ".venv-*",
+    "branch-*",
+    "libs",
+    "plugin/libs",
+    "stubs",
+    "tests/files",
+    "typings",
+    "vendor",
+    "venv",
+    "venv-*",
+]
+
+[tool.ruff.per-file-ignores]
+"boot.py" = ["E402"]
diff --git a/requirements.txt b/requirements.txt
index 56e8f8b..350988b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,8 +1,6 @@
 # This is an implicit value, here for clarity
 --index https://pypi.python.org/simple/
 
-autoflake
 black
-flake8
-isort
 mypy
+ruff
diff --git a/tox.ini b/tox.ini
deleted file mode 100644
index a172055..0000000
--- a/tox.ini
+++ /dev/null
@@ -1,16 +0,0 @@
-[flake8]
-max-line-length = 120
-extend-ignore = E203
-exclude =
-    .git,
-    .mypy_cache,
-    .venv,
-    branch-*,
-    libs,
-    plugin/libs,
-    stubs,
-    tests/files,
-    typings,
-    venv,
-per-file-ignores =
-    boot.py: E402