diff --git a/aiida_bader/__init__.py b/aiida_bader/__init__.py
index e69de29..e87aaac 100644
--- a/aiida_bader/__init__.py
+++ b/aiida_bader/__init__.py
@@ -0,0 +1,2 @@
+
+__version__ = "0.0.8"
\ No newline at end of file
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..d45608d
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,84 @@
+[build-system]
+requires = ["flit_core >=3.4,<4"]
+build-backend = "flit_core.buildapi"
+
+[project]
+name = "aiida-bader"
+dynamic = ["version"]  # read from aiida_workgraph/__init__.py
+description = "Collections of node-based workflow created using aiida-workgraph."
+authors = [{name = "Xing Wang", email = "xingwang1991@gmail.com"}]
+readme = "README.md"
+license = {file = "LICENSE"}
+classifiers = [
+    "Development Status :: 1 - Planning",
+    "Framework :: AiiDA",
+    "License :: OSI Approved :: MIT License",
+    "Operating System :: POSIX :: Linux",
+    "Operating System :: MacOS :: MacOS X",
+    "Programming Language :: Python",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
+    "Topic :: Scientific/Engineering"
+]
+keywords = ["aiida", "bader", "quantum-espresso", "cp2k"]
+requires-python = ">=3.9"
+dependencies = [
+    "aiida-core",
+    "aiida-workgraph",
+    "aiida-quantumespresso",
+    "aiida-cp2k",
+    "weas-widget",
+]
+
+[project.urls]
+Documentation = "https://aiida-bader.readthedocs.io"
+Source = "https://github.com/superstar54/aiida-bader"
+
+[project.optional-dependencies]
+docs = [
+    "sphinx_rtd_theme",
+    "sphinx~=7.2",
+    "sphinx-copybutton~=0.5.0",
+    "sphinx-design~=0.5.0",
+    "sphinx-notfound-page~=1.0",
+    "sphinxext-rediraffe~=0.2.4",
+    "sphinx-intl~=2.1.0",
+    "myst-nb~=1.0.0",
+    "nbsphinx",
+]
+pre-commit = [
+    "pre-commit~=2.2",
+    "pylint~=2.17.4",
+]
+tests = [
+    "pytest~=7.0",
+    "pytest-cov~=2.7,<2.11",
+]
+
+
+
+[project.entry-points."aiida.calculations"]
+"bader" = "aiida_bader.calculations:BaderCalculation"
+
+[project.entry-points."aiida.parsers"]
+"bader" = "aiida_bader.parsers:BaderParser"
+
+[project.entry-points."aiida.workflows"]
+"bader.qe" = "aiida_bader.workchains:QeBaderWorkChain"
+
+[project.entry-points."aiida.properties"]
+"bader" = "aiida_bader.qeapp:bader"
+
+
+[tool.flit.sdist]
+include = ["aiida_bader/workchains/protocols/bader.yaml"]
+exclude = [
+    "docs/",
+    "tests/",
+    "examples/",
+]
+
+[tool.pylint.format]
+max-line-length = 120
\ No newline at end of file
diff --git a/setup.py b/setup.py
deleted file mode 100644
index c09362d..0000000
--- a/setup.py
+++ /dev/null
@@ -1,60 +0,0 @@
-import pathlib
-from setuptools import setup, find_packages
-
-
-def test_suite():
-    import unittest
-
-    test_loader = unittest.TestLoader()
-    test_suite = test_loader.discover("tests", pattern="test_*.py")
-    return test_suite
-
-
-# The directory containing this file
-HERE = pathlib.Path(__file__).parent
-
-# The text of the README file
-README = (HERE / "README.md").read_text()
-
-setup(
-    name="aiida-bader",
-    version="0.0.7",
-    description="AiiDA plugin for bader code.",
-    long_description=README,
-    long_description_content_type="text/markdown",
-    url="https://github.com/superstar54/aiida-bader",
-    author="Xing Wang",
-    author_email="xingwang1991@gmail.com",
-    license="MIT License",
-    classifiers=[],
-    packages=find_packages(),
-    install_requires=[
-        "aiida-core",
-        "aiida-workgraph",
-        "aiida-quantumespresso",
-        "aiida-cp2k",
-        "weas-widget",
-        "pytest",
-        "pytest-cov",
-        "pre-commit",
-    ],
-    entry_points={
-        "aiida.calculations": [
-            "bader = aiida_bader.calculations:BaderCalculation",
-        ],
-        "aiida.parsers": [
-            "bader = aiida_bader.parsers:BaderParser",
-        ],
-        "aiida.workflows": [
-            "bader.qe = aiida_bader.workchains:QeBaderWorkChain",
-        ],
-        "aiidalab_qe.properties": [
-            "bader = aiida_bader.qeapp:bader",
-        ],
-    },
-    package_data={
-        "aiida_bader.workchains.protocols": ["bader.yaml"],
-    },
-    python_requires=">=3.9",
-    test_suite="setup.test_suite",
-)