diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 4ded5643..820085c7 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -52,7 +52,7 @@ pylint:
   needs: []
   before_script:
     - pip install pylint pylint-exit anybadge
-    - pip install -e .[dev]
+    - pip install -e .[dev,pyqt6]
   script:
     - mkdir ./pylint
     - pylint ./bec_widgets --output-format=text --output=./pylint/pylint.log | tee ./pylint/pylint.log || pylint-exit $?
@@ -111,7 +111,7 @@ tests:
     - apt-get update
     - apt-get install -y libgl1-mesa-glx libegl1-mesa x11-utils libxkbcommon-x11-0 libdbus-1-3
     - pip install -e ./bec/bec_lib[dev]
-    - pip install -e .[dev]
+    - pip install -e .[dev,pyqt6]
     - coverage run --source=./bec_widgets -m pytest -v --junitxml=report.xml --random-order --full-trace ./tests/unit_tests
     - coverage report
     - coverage xml
@@ -164,7 +164,7 @@ end-2-end-conda:
     - pip install -e ./bec_lib[dev]
     - pip install -e ./bec_ipython_client[dev]
     - cd ../
-    - pip install -e .[dev]
+    - pip install -e .[dev,pyqt6]
     - cd ./tests/end-2-end
     - pytest --start-servers --flush-redis --random-order
 
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 00000000..7aa56e32
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,57 @@
+[build-system]
+requires = ["hatchling"]
+build-backend = "hatchling.build"
+
+[project]
+name = "bec_widgets"
+version = "0.52.1"
+description = "BEC Widgets"
+requires-python = ">=3.10"
+classifiers = [
+    "Development Status :: 3 - Alpha",
+    "Programming Language :: Python :: 3",
+    "Topic :: Scientific/Engineering",
+]
+dependencies = [
+    "pydantic",
+    "qtconsole",
+    "jedi",
+    "qtpy",
+    "pyqtgraph",
+    "bec_lib",
+    "zmq",
+    "h5py",
+    "pyqtdarktheme",
+    "black",
+]
+
+
+[project.optional-dependencies]
+dev = [
+    "pytest",
+    "pytest-random-order",
+    "pytest-timeout",
+    "coverage",
+    "pytest-qt",
+    "isort",
+    "fakeredis",
+]
+pyqt5 = ["PyQt5>=5.9"]
+pyqt6 = ["PyQt6>=6.7"]
+
+[project.urls]
+"Bug Tracker" = "https://gitlab.psi.ch/bec/bec_widgets/issues"
+Homepage = "https://gitlab.psi.ch/bec/bec_widgets"
+
+[tool.hatch.build.targets.wheel]
+include = ["*"]
+
+[tool.black]
+line-length = 100
+skip-magic-trailing-comma = true
+
+[tool.isort]
+profile = "black"
+line_length = 100
+multi_line_output = 3
+include_trailing_comma = true
diff --git a/setup.cfg b/setup.cfg
deleted file mode 100644
index a4d1dd87..00000000
--- a/setup.cfg
+++ /dev/null
@@ -1,21 +0,0 @@
-[metadata]
-name = bec_widgets
-description = BEC Widgets
-long_description = file: README.md
-long_description_content_type = text/markdown
-url = https://gitlab.psi.ch/bec/bec-widgets
-project_urls =
-    Bug Tracker = https://gitlab.psi.ch/bec/bec-widgets/issues
-classifiers =
-    Programming Language :: Python :: 3
-    Development Status :: 3 - Alpha
-    Topic :: Scientific/Engineering
-
-[options]
-package_dir =
-    = .
-packages = find:
-python_requires = >=3.10
-
-[options.packages.find]
-where = .
diff --git a/setup.py b/setup.py
deleted file mode 100644
index 619908e1..00000000
--- a/setup.py
+++ /dev/null
@@ -1,56 +0,0 @@
-# pylint: disable= missing-module-docstring
-from setuptools import find_packages, setup
-
-__version__ = "0.52.1"
-
-# Default to PyQt6 if no other Qt binding is installed
-QT_DEPENDENCY = "PyQt6>=6.7"
-
-# pylint: disable=unused-import
-try:
-    import PyQt5
-except ImportError:
-    pass
-else:
-    QT_DEPENDENCY = "PyQt5>=5.9"
-
-if __name__ == "__main__":
-    setup(
-        install_requires=[
-            "pydantic",
-            "qtconsole",
-            QT_DEPENDENCY,
-            "jedi",
-            "qtpy",
-            "pyqtgraph",
-            "bec_lib",
-            "zmq",
-            "h5py",
-            "pyqtdarktheme",
-            "black",
-        ],
-        extras_require={
-            "dev": [
-                "pytest",
-                "pytest-random-order",
-                "pytest-timeout",
-                "coverage",
-                "pytest-qt",
-                "black",
-                "isort",
-                "fakeredis",
-            ],
-            "pyqt5": ["PyQt5>=5.9"],
-            "pyqt6": ["PyQt6>=6.7"],
-        },
-        version=__version__,
-        packages=find_packages(),
-        include_package_data=True,
-        package_data={
-            "": [
-                "*.ui",
-                "*.yaml",
-                "*.png",
-            ]
-        },
-    )