diff --git a/pyproject.toml b/pyproject.toml
index ff1d82e..528ab54 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,7 +1,6 @@
 [project]
 name = "aqtinstall"
 description = "Another unofficial Qt installer"
-readme = "README.rst"
 license = {text = "MIT License"}
 authors = [
     {name = "Hiroshi Miura", email = "miurahr@linux.com"},
@@ -33,7 +32,16 @@ dependencies = [
     "semantic_version",
     "texttable",
 ]
-dynamic = ["version", "entry-points"]
+dynamic = ["version", "readme"]
+
+[tool.setuptools]
+packages = ["aqt"]
+
+[tool.setuptools.dynamic]
+readme = {file = ["README.rst"]}
+
+[tool.setuptools.package-data]
+aqt = ["*.yml", "*.json", "*.ini"]
 
 [project.scripts]
 aqt = "aqt.__main__:main"
diff --git a/setup.cfg b/setup.cfg
deleted file mode 100644
index 25d4a8f..0000000
--- a/setup.cfg
+++ /dev/null
@@ -1,6 +0,0 @@
-[options.entry_points]
-console_scripts =
-    aqt = aqt.__main__:main
-
-[options.package_data]
-aqt = *.yml, *.json, *.ini