diff --git a/.flake8 b/.flake8
new file mode 100644
index 00000000..adf39902
--- /dev/null
+++ b/.flake8
@@ -0,0 +1,4 @@
+[flake8]
+ignore = E133,E221,E226,E228,E241,W503
+max-line-length = 99
+exclude = docs/*
diff --git a/novelwriter/core/__init__.py b/novelwriter/core/__init__.py
deleted file mode 100644
index 4d11a469..00000000
--- a/novelwriter/core/__init__.py
+++ /dev/null
@@ -1,3 +0,0 @@
-"""
-novelWriter – Core Init File
-"""
diff --git a/novelwriter/dialogs/__init__.py b/novelwriter/dialogs/__init__.py
deleted file mode 100644
index 832643f4..00000000
--- a/novelwriter/dialogs/__init__.py
+++ /dev/null
@@ -1,3 +0,0 @@
-"""
-novelWriter – Dialogs Init File
-"""
diff --git a/novelwriter/extensions/__init__.py b/novelwriter/extensions/__init__.py
deleted file mode 100644
index 6e4c5a4e..00000000
--- a/novelwriter/extensions/__init__.py
+++ /dev/null
@@ -1,3 +0,0 @@
-"""
-novelWriter – Custom Layouts and Widgets
-"""
diff --git a/novelwriter/gui/__init__.py b/novelwriter/gui/__init__.py
deleted file mode 100644
index 8c88b4d3..00000000
--- a/novelwriter/gui/__init__.py
+++ /dev/null
@@ -1,3 +0,0 @@
-"""
-novelWriter – GUI Init File
-"""
diff --git a/novelwriter/text/__init__.py b/novelwriter/text/__init__.py
deleted file mode 100644
index 69bc7fa4..00000000
--- a/novelwriter/text/__init__.py
+++ /dev/null
@@ -1,3 +0,0 @@
-"""
-novelWriter – Text Analysis Tools
-"""
diff --git a/novelwriter/tools/__init__.py b/novelwriter/tools/__init__.py
deleted file mode 100644
index 9b89f220..00000000
--- a/novelwriter/tools/__init__.py
+++ /dev/null
@@ -1,3 +0,0 @@
-"""
-novelWriter – Tools Init File
-"""
diff --git a/pkgutils.py b/pkgutils.py
index 641a867a..2144000a 100755
--- a/pkgutils.py
+++ b/pkgutils.py
@@ -610,7 +610,6 @@ def makeMinimalPackage(targetOS: int) -> None:
         "CHANGELOG.md",
         "requirements.txt",
         "pkgutils.py",
-        "setup.cfg",
         "pyproject.toml",
     ]
 
@@ -779,11 +778,11 @@ def makeDebianPackage(signKey: str | None = None, sourceBuild: bool = False,
     ))
     print("Wrote:  setup.py")
 
-    setupCfg = readFile("setup.cfg").replace(
-        "file: setup/description_pypi.md", "file: data/description_short.txt"
+    setupCfg = readFile("pyproject.toml").replace(
+        "setup/description_pypi.md", "data/description_short.txt"
     )
-    writeFile(f"{outDir}/setup.cfg", setupCfg)
-    print("Wrote:  setup.cfg")
+    writeFile(f"{outDir}/pyproject.toml", setupCfg)
+    print("Wrote:  pyproject.toml")
 
     # Copy/Write Debian Files
     # =======================
@@ -1051,11 +1050,11 @@ def makeAppImage(sysArgs: list[str]) -> list[str]:
     ))
     print("Wrote:  setup.py")
 
-    setupCfg = readFile("setup.cfg").replace(
-        "file: setup/description_pypi.md", "file: data/description_short.txt"
+    setupCfg = readFile("pyproject.toml").replace(
+        "setup/description_pypi.md", "data/description_short.txt"
     )
-    writeFile(f"{outDir}/setup.cfg", setupCfg)
-    print("Wrote:  setup.cfg")
+    writeFile(f"{outDir}/pyproject.toml", setupCfg)
+    print("Wrote:  pyproject.toml")
 
     # Write Metadata
     # ==============
diff --git a/pyproject.toml b/pyproject.toml
index fed528d4..b6d40d9d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,3 +1,48 @@
 [build-system]
 requires = ["setuptools"]
 build-backend = "setuptools.build_meta"
+
+[project]
+name = "novelWriter"
+authors = [
+    {name = "Veronica Berglyd Olsen", email = "code@vkbo.net"},
+]
+description = "A markdown-like text editor for planning and writing novels"
+readme = {file = "setup/description_pypi.md", content-type = "text/markdown"}
+license = {text = "GNU General Public License v3"}
+classifiers = [
+    "Programming Language :: Python :: 3 :: Only",
+    "Programming Language :: Python :: 3.8",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: Implementation :: CPython",
+    "License :: OSI Approved :: GNU General Public License v3 (GPLv3)",
+    "Development Status :: 5 - Production/Stable",
+    "Operating System :: OS Independent",
+    "Intended Audience :: End Users/Desktop",
+    "Natural Language :: English",
+    "Topic :: Text Editors",
+]
+requires-python = ">=3.8"
+dependencies = [
+    "pyqt5>=5.10",
+    "pyenchant>=3.0.0",
+]
+dynamic = ["version"]
+
+[tool.setuptools.dynamic]
+version = {attr = "novelwriter.__version__"}
+
+[project.urls]
+Homepage = "https://novelwriter.io"
+Documentation = "https://docs.novelwriter.io"
+Repository = "https://github.com/vkbo/novelWriter"
+Issues = "https://github.com/vkbo/novelWriter/issues"
+
+[tool.setuptools.packages.find]
+include = ["novelwriter*"]
+
+[project.gui-scripts]
+novelwriter = "novelwriter:main"
diff --git a/setup.cfg b/setup.cfg
deleted file mode 100644
index 103e9bfc..00000000
--- a/setup.cfg
+++ /dev/null
@@ -1,53 +0,0 @@
-[metadata]
-name = novelWriter
-version = attr: novelwriter.__version__
-author = Veronica Berglyd Olsen
-author_email = code@vkbo.net
-description = A markdown-like text editor for planning and writing novels
-url = https://novelwriter.io
-long_description = file: setup/description_pypi.md
-long_description_content_type = text/markdown
-license_files = LICENSE.md
-license = GNU General Public License v3
-classifiers =
-    Programming Language :: Python :: 3 :: Only
-    Programming Language :: Python :: 3.8
-    Programming Language :: Python :: 3.9
-    Programming Language :: Python :: 3.10
-    Programming Language :: Python :: 3.11
-    Programming Language :: Python :: 3.12
-    Programming Language :: Python :: Implementation :: CPython
-    License :: OSI Approved :: GNU General Public License v3 (GPLv3)
-    Development Status :: 5 - Production/Stable
-    Operating System :: OS Independent
-    Intended Audience :: End Users/Desktop
-    Natural Language :: English
-    Topic :: Text Editors
-project_urls =
-    Bug Tracker = https://github.com/vkbo/novelWriter/issues
-    Documentation = https://docs.novelwriter.io
-    Source Code = https://github.com/vkbo/novelWriter
-
-[options]
-zip_safe = False
-python_requires = >=3.8
-include_package_data = True
-packages = find_namespace:
-install_requires =
-    pyqt5>=5.10
-    pyenchant>=3.0.0
-
-[options.packages.find]
-include = novelwriter*
-
-[options.entry_points]
-gui_scripts =
-    novelwriter = novelwriter:main
-
-[bdist_wheel]
-universal = 0
-
-[flake8]
-ignore = E133,E221,E226,E228,E241,W503
-max-line-length = 99
-exclude = docs/*