diff --git a/pkgs/sagemath-bliss/pyproject.toml.m4 b/pkgs/sagemath-bliss/pyproject.toml.m4
index 7783c12c118..df61e7fac6a 100644
--- a/pkgs/sagemath-bliss/pyproject.toml.m4
+++ b/pkgs/sagemath-bliss/pyproject.toml.m4
@@ -11,3 +11,25 @@ requires = [
     SPKG_INSTALL_REQUIRES_pkgconfig
 ]
 build-backend = "setuptools.build_meta"
+
+[project]
+name = "sagemath-bliss"
+description = "Sage: Open Source Mathematics Software: Graph (iso/auto)morphisms with bliss"
+dependencies = [
+    SPKG_INSTALL_REQUIRES_cysignals
+]
+dynamic = ["version"]
+include(`pyproject_toml_metadata.m4')dnl'
+
+[project.readme]
+file = "README.rst"
+content-type = "text/x-rst"
+
+[project.optional-dependencies]
+test = [SPKG_INSTALL_REQUIRES_sagemath_repl]
+
+[tool.setuptools]
+include-package-data = false
+
+[tool.setuptools.dynamic]
+version = {file = ["VERSION.txt"]}
diff --git a/pkgs/sagemath-bliss/setup.cfg.m4 b/pkgs/sagemath-bliss/setup.cfg.m4
deleted file mode 100644
index d1faa96a563..00000000000
--- a/pkgs/sagemath-bliss/setup.cfg.m4
+++ /dev/null
@@ -1,17 +0,0 @@
-include(`sage_spkg_versions.m4')dnl' -*- conf-unix -*-
-[metadata]
-name = sagemath-bliss
-version = file: VERSION.txt
-description = Sage: Open Source Mathematics Software: Graph (iso/auto)morphisms with bliss
-long_description = file: README.rst
-long_description_content_type = text/x-rst
-include(`setup_cfg_metadata.m4')dnl'
-
-[options]
-python_requires = >=3.8, <3.12
-install_requires =
-    SPKG_INSTALL_REQUIRES_cysignals
-
-[options.extras_require]
-test        =
-    SPKG_INSTALL_REQUIRES_sagemath_repl
diff --git a/pkgs/sagemath-coxeter3/pyproject.toml.m4 b/pkgs/sagemath-coxeter3/pyproject.toml.m4
index 69613011371..a8d0e52a4b0 100644
--- a/pkgs/sagemath-coxeter3/pyproject.toml.m4
+++ b/pkgs/sagemath-coxeter3/pyproject.toml.m4
@@ -10,3 +10,27 @@ requires = [
     SPKG_INSTALL_REQUIRES_pkgconfig
 ]
 build-backend = "setuptools.build_meta"
+
+[project]
+name = "sagemath-coxeter3"
+description = "Sage: Open Source Mathematics Software: Coxeter groups, Bruhat ordering, Kazhdan-Lusztig polynomials with coxeter3"
+dependencies = []
+dynamic = ["version"]
+include(`pyproject_toml_metadata.m4')dnl'
+
+[project.readme]
+file = "README.rst"
+content-type = "text/x-rst"
+
+[tool.setuptools]
+packages = ["sage.libs.coxeter3"]
+include-package-data = false
+
+[tool.setuptools.dynamic]
+version = {file = ["VERSION.txt"]}
+
+[tool.setuptools.package-data]
+"sage.libs.coxeter3" = [
+    "coxeter.pxd",
+    "decl.pxd",
+]
diff --git a/pkgs/sagemath-coxeter3/setup.cfg.m4 b/pkgs/sagemath-coxeter3/setup.cfg.m4
deleted file mode 100644
index ab3288d89ab..00000000000
--- a/pkgs/sagemath-coxeter3/setup.cfg.m4
+++ /dev/null
@@ -1,20 +0,0 @@
-include(`sage_spkg_versions.m4')dnl' -*- conf-unix -*-
-[metadata]
-name = sagemath-coxeter3
-version = file: VERSION.txt
-description = Sage: Open Source Mathematics Software: Coxeter groups, Bruhat ordering, Kazhdan-Lusztig polynomials with coxeter3
-long_description = file: README.rst
-long_description_content_type = text/x-rst
-include(`setup_cfg_metadata.m4')dnl'
-
-[options]
-python_requires = >=3.8, <3.12
-install_requires =
-
-packages =
-    sage.libs.coxeter3
-
-[options.package_data]
-sage.libs.coxeter3 =
-    coxeter.pxd
-    decl.pxd
diff --git a/pkgs/sagemath-mcqd/pyproject.toml.m4 b/pkgs/sagemath-mcqd/pyproject.toml.m4
index bb34e4c5eb9..c94aface3fd 100644
--- a/pkgs/sagemath-mcqd/pyproject.toml.m4
+++ b/pkgs/sagemath-mcqd/pyproject.toml.m4
@@ -11,3 +11,27 @@ requires = [
     SPKG_INSTALL_REQUIRES_pkgconfig
 ]
 build-backend = "setuptools.build_meta"
+
+[project]
+name = "sagemath-mcqd"
+description = "Sage: Open Source Mathematics Software: Finding maximum cliques with mcqd"
+dependencies = [
+    SPKG_INSTALL_REQUIRES_memory_allocator
+    SPKG_INSTALL_REQUIRES_cysignals
+]
+dynamic = ["version"]
+include(`pyproject_toml_metadata.m4')dnl'
+
+[project.readme]
+file = "README.rst"
+content-type = "text/x-rst"
+
+[tool.setuptools]
+packages = ["sage.graphs"]
+include-package-data = false
+
+[tool.setuptools.dynamic]
+version = {file = ["VERSION.txt"]}
+
+[tool.setuptools.package-data]
+"sage.graphs" = ["mcqd.pxd"]
diff --git a/pkgs/sagemath-mcqd/setup.cfg.m4 b/pkgs/sagemath-mcqd/setup.cfg.m4
deleted file mode 100644
index fff8f2805ef..00000000000
--- a/pkgs/sagemath-mcqd/setup.cfg.m4
+++ /dev/null
@@ -1,21 +0,0 @@
-include(`sage_spkg_versions.m4')dnl' -*- conf-unix -*-
-[metadata]
-name = sagemath-mcqd
-version = file: VERSION.txt
-description = Sage: Open Source Mathematics Software: Finding maximum cliques with mcqd
-long_description = file: README.rst
-long_description_content_type = text/x-rst
-include(`setup_cfg_metadata.m4')dnl'
-
-[options]
-python_requires = >=3.8, <3.12
-install_requires =
-    SPKG_INSTALL_REQUIRES_memory_allocator
-    SPKG_INSTALL_REQUIRES_cysignals
-
-packages =
-    sage.graphs
-
-[options.package_data]
-sage.graphs =
-    mcqd.pxd
diff --git a/pkgs/sagemath-meataxe/pyproject.toml.m4 b/pkgs/sagemath-meataxe/pyproject.toml.m4
index 69613011371..0c8fd46d8be 100644
--- a/pkgs/sagemath-meataxe/pyproject.toml.m4
+++ b/pkgs/sagemath-meataxe/pyproject.toml.m4
@@ -10,3 +10,28 @@ requires = [
     SPKG_INSTALL_REQUIRES_pkgconfig
 ]
 build-backend = "setuptools.build_meta"
+
+[project]
+name = "sagemath-meataxe"
+description = "Sage: Open Source Mathematics Software: Matrices over small finite fields with meataxe"
+dependencies = []
+dynamic = ["version"]
+include(`pyproject_toml_metadata.m4')dnl'
+
+[project.readme]
+file = "README.rst"
+content-type = "text/x-rst"
+
+[tool.setuptools]
+packages = [
+    "sage.libs",
+    "sage.matrix",
+]
+include-package-data = false
+
+[tool.setuptools.dynamic]
+version = {file = ["VERSION.txt"]}
+
+[tool.setuptools.package-data]
+"sage.libs" = ["meataxe.pxd"]
+"sage.matrix" = ["matrix_gfpn_dense.pxd"]
diff --git a/pkgs/sagemath-meataxe/setup.cfg.m4 b/pkgs/sagemath-meataxe/setup.cfg.m4
deleted file mode 100644
index a558825e120..00000000000
--- a/pkgs/sagemath-meataxe/setup.cfg.m4
+++ /dev/null
@@ -1,22 +0,0 @@
-include(`sage_spkg_versions.m4')dnl' -*- conf-unix -*-
-[metadata]
-name = sagemath-meataxe
-version = file: VERSION.txt
-description = Sage: Open Source Mathematics Software: Matrices over small finite fields with meataxe
-long_description = file: README.rst
-long_description_content_type = text/x-rst
-include(`setup_cfg_metadata.m4')dnl'
-
-[options]
-python_requires = >=3.8, <3.12
-
-packages =
-    sage.libs
-    sage.matrix
-
-[options.package_data]
-sage.libs =
-    meataxe.pxd
-
-sage.matrix =
-    matrix_gfpn_dense.pxd
diff --git a/pkgs/sagemath-sirocco/pyproject.toml.m4 b/pkgs/sagemath-sirocco/pyproject.toml.m4
index 684ed189d9f..55e400738d7 100644
--- a/pkgs/sagemath-sirocco/pyproject.toml.m4
+++ b/pkgs/sagemath-sirocco/pyproject.toml.m4
@@ -11,3 +11,23 @@ requires = [
     SPKG_INSTALL_REQUIRES_pkgconfig
 ]
 build-backend = "setuptools.build_meta"
+
+[project]
+name = "sagemath-sirocco"
+description = "Sage: Open Source Mathematics Software: Certified root continuation with sirocco"
+dependencies = [
+    SPKG_INSTALL_REQUIRES_cypari
+    SPKG_INSTALL_REQUIRES_cysignals
+]
+dynamic = ["version"]
+include(`pyproject_toml_metadata.m4')dnl'
+
+[project.readme]
+file = "README.rst"
+content-type = "text/x-rst"
+
+[tool.setuptools]
+include-package-data = false
+
+[tool.setuptools.dynamic]
+version = {file = ["VERSION.txt"]}
diff --git a/pkgs/sagemath-sirocco/setup.cfg.m4 b/pkgs/sagemath-sirocco/setup.cfg.m4
deleted file mode 100644
index 4f1e0f03d95..00000000000
--- a/pkgs/sagemath-sirocco/setup.cfg.m4
+++ /dev/null
@@ -1,14 +0,0 @@
-include(`sage_spkg_versions.m4')dnl' -*- conf-unix -*-
-[metadata]
-name = sagemath-sirocco
-version = file: VERSION.txt
-description = Sage: Open Source Mathematics Software: Certified root continuation with sirocco
-long_description = file: README.rst
-long_description_content_type = text/x-rst
-include(`setup_cfg_metadata.m4')dnl'
-
-[options]
-python_requires = >=3.8, <3.12
-install_requires =
-    SPKG_INSTALL_REQUIRES_cypari
-    SPKG_INSTALL_REQUIRES_cysignals
diff --git a/pkgs/sagemath-tdlib/pyproject.toml.m4 b/pkgs/sagemath-tdlib/pyproject.toml.m4
index 69613011371..8e3bcdd988f 100644
--- a/pkgs/sagemath-tdlib/pyproject.toml.m4
+++ b/pkgs/sagemath-tdlib/pyproject.toml.m4
@@ -10,3 +10,22 @@ requires = [
     SPKG_INSTALL_REQUIRES_pkgconfig
 ]
 build-backend = "setuptools.build_meta"
+
+[project]
+name = "sagemath-tdlib"
+description = "Sage: Open Source Mathematics Software: Tree decompositions with tdlib"
+dependencies = [
+    SPKG_INSTALL_REQUIRES_cysignals
+]
+dynamic = ["version"]
+include(`pyproject_toml_metadata.m4')dnl'
+
+[project.readme]
+file = "README.rst"
+content-type = "text/x-rst"
+
+[tool.setuptools]
+include-package-data = false
+
+[tool.setuptools.dynamic]
+version = {file = ["VERSION.txt"]}
diff --git a/pkgs/sagemath-tdlib/setup.cfg.m4 b/pkgs/sagemath-tdlib/setup.cfg.m4
deleted file mode 100644
index 62833bbe6f6..00000000000
--- a/pkgs/sagemath-tdlib/setup.cfg.m4
+++ /dev/null
@@ -1,12 +0,0 @@
-include(`sage_spkg_versions.m4')dnl' -*- conf-unix -*-
-[metadata]
-name = sagemath-tdlib
-version = file: VERSION.txt
-description = Sage: Open Source Mathematics Software: Tree decompositions with tdlib
-long_description = file: README.rst
-long_description_content_type = text/x-rst
-include(`setup_cfg_metadata.m4')dnl'
-
-[options]
-python_requires = >=3.8, <3.12
-install_requires = SPKG_INSTALL_REQUIRES_cysignals