diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f5f16a2..54ecf24 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -11,16 +11,12 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        python-version: [3.8, 3.9, "3.10", "3.11", "3.12", "3.13", "pypy-3.8"]
+        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13", "pypy-3.9"]
         os: [ubuntu-latest, windows-latest, macos-latest]
         exclude:
-          - python-version: 3.8
-            os: macos-latest
           - python-version: 3.9
             os: macos-latest
         include:
-          - python-version: 3.8
-            os: macos-13
           - python-version: 3.9
             os: macos-13
 
@@ -34,7 +30,7 @@ jobs:
           cache: "pip"
       - name: Install Dependencies
         run: |
-          python -m pip install -U pip pytest setuptools editables
+          python -m pip install -U pip pytest setuptools editables pytest-gitconfig
           pip install .
       - name: Install Mercurial
         shell: bash
@@ -59,6 +55,4 @@ jobs:
           echo "username = \"John Doe <ci@test.org>\"" >> ~/.hgrc
       - name: Run Tests
         run: |
-          git config --global user.name "John Doe"
-          git config --global user.email "ci@test.org"
           pytest -vvv tests
diff --git a/docs/index.md b/docs/index.md
index 1af8467..9a900fa 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -38,7 +38,7 @@ version = "0.1.0"
 description = "A project built with PDM-Backend"
 authors = [{name = "John Doe", email="me@johndoe.org"}]
 dependencies = ["requests"]
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 readme = "README.md"
 license = "MIT"
 ```
diff --git a/pdm.lock b/pdm.lock
index 5cf7291..cbb58e8 100644
--- a/pdm.lock
+++ b/pdm.lock
@@ -5,17 +5,17 @@
 groups = ["default", "dev", "docs", "test"]
 strategy = ["cross_platform", "inherit_metadata"]
 lock_version = "4.5.0"
-content_hash = "sha256:b23cb1beb7948e792262ce36783310acf320d72d95c18920792ea765a3d1062e"
+content_hash = "sha256:0fa4b35c4363c58d464c7b66b36fd1e2b028b23432fa35988b4aa86ace185252"
 
 [[metadata.targets]]
-requires_python = ">=3.8"
+requires_python = ">=3.9"
 
 [[package]]
 name = "attrs"
 version = "22.2.0"
 requires_python = ">=3.6"
 summary = "Classes Without Boilerplate"
-groups = ["dev", "test"]
+groups = ["test"]
 files = [
     {file = "attrs-22.2.0-py3-none-any.whl", hash = "sha256:29e95c7f6778868dbd49170f98f8818f78f3dc5e0e37c0b1f474e3561b240836"},
     {file = "attrs-22.2.0.tar.gz", hash = "sha256:c9227bfc2f01993c03f68db37d1d15c9690188323c067c641f1a35ca58185f99"},
@@ -26,7 +26,7 @@ name = "certifi"
 version = "2022.12.7"
 requires_python = ">=3.6"
 summary = "Python package for providing Mozilla's CA Bundle."
-groups = ["dev", "docs"]
+groups = ["docs"]
 files = [
     {file = "certifi-2022.12.7-py3-none-any.whl", hash = "sha256:4ad3232f5e926d6718ec31cfc1fcadfde020920e278684144551c91769c7bc18"},
     {file = "certifi-2022.12.7.tar.gz", hash = "sha256:35824b4c3a97115964b408844d64aa14db1cc518f6562e8d7261699d1350a9e3"},
@@ -48,7 +48,7 @@ name = "charset-normalizer"
 version = "2.1.1"
 requires_python = ">=3.6.0"
 summary = "The Real First Universal Charset Detector. Open, modern and actively maintained alternative to Chardet."
-groups = ["dev", "docs"]
+groups = ["docs"]
 files = [
     {file = "charset-normalizer-2.1.1.tar.gz", hash = "sha256:5a3d016c7c547f69d6f81fb0db9449ce888b418b5b9952cc5e6e66843e9dd845"},
     {file = "charset_normalizer-2.1.1-py3-none-any.whl", hash = "sha256:83e9a75d1911279afd89352c68b45348559d1fc0506b054b346651b5e7fee29f"},
@@ -59,7 +59,7 @@ name = "click"
 version = "8.1.7"
 requires_python = ">=3.7"
 summary = "Composable command line interface toolkit"
-groups = ["dev", "docs"]
+groups = ["docs"]
 dependencies = [
     "colorama; platform_system == \"Windows\"",
     "importlib-metadata; python_version < \"3.8\"",
@@ -74,26 +74,12 @@ name = "colorama"
 version = "0.4.6"
 requires_python = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,!=3.5.*,!=3.6.*,>=2.7"
 summary = "Cross-platform colored terminal text."
-groups = ["dev", "docs", "test"]
+groups = ["docs", "test"]
 files = [
     {file = "colorama-0.4.6-py2.py3-none-any.whl", hash = "sha256:4f1d9991f5acc0ca119f9d443620b77f9d6b33703e51011c16baf57afb285fc6"},
     {file = "colorama-0.4.6.tar.gz", hash = "sha256:08695f5cb7ed6e0531a20572697297273c47b8cae5a63ffc6d6ed5c201be6e44"},
 ]
 
-[[package]]
-name = "commonmark"
-version = "0.9.1"
-summary = "Python parser for the CommonMark Markdown spec"
-groups = ["dev"]
-marker = "python_version ~= \"3.8\""
-dependencies = [
-    "future>=0.14.0; python_version < \"3\"",
-]
-files = [
-    {file = "commonmark-0.9.1-py2.py3-none-any.whl", hash = "sha256:da2f38c92590f83de410ba1a3cbceafbc74fee9def35f9251ba9a971d6d66fd9"},
-    {file = "commonmark-0.9.1.tar.gz", hash = "sha256:452f9dc859be7f06631ddcb328b6919c67984aca654e5fefb3914d54691aed60"},
-]
-
 [[package]]
 name = "coverage"
 version = "6.5.0"
@@ -298,7 +284,7 @@ name = "idna"
 version = "3.4"
 requires_python = ">=3.5"
 summary = "Internationalized Domain Names in Applications (IDNA)"
-groups = ["dev", "docs"]
+groups = ["docs"]
 files = [
     {file = "idna-3.4-py3-none-any.whl", hash = "sha256:90b77e79eaa3eba6de819a0c442c0b4ceefc341a7a2ab77d7562bf49f425c5c2"},
     {file = "idna-3.4.tar.gz", hash = "sha256:814f528e8dead7d329833b91c5faa87d60bf71824cd12a7530b5526063d02cb4"},
@@ -320,21 +306,6 @@ files = [
     {file = "importlib_metadata-6.7.0.tar.gz", hash = "sha256:1aaf550d4f73e5d6783e7acb77aec43d49da8017410afae93822cc9cca98c4d4"},
 ]
 
-[[package]]
-name = "importlib-resources"
-version = "5.10.2"
-requires_python = ">=3.7"
-summary = "Read resources from Python packages"
-groups = ["dev"]
-marker = "python_version < \"3.9\" and python_version ~= \"3.8\""
-dependencies = [
-    "zipp>=3.1.0; python_version < \"3.10\"",
-]
-files = [
-    {file = "importlib_resources-5.10.2-py3-none-any.whl", hash = "sha256:7d543798b0beca10b6a01ac7cafda9f822c54db9e8376a6bf57e0cbd74d486b6"},
-    {file = "importlib_resources-5.10.2.tar.gz", hash = "sha256:e4a96c8cc0339647ff9a5e0550d9f276fc5a01ffa276012b58ec108cfd7b8484"},
-]
-
 [[package]]
 name = "iniconfig"
 version = "1.1.1"
@@ -359,26 +330,6 @@ files = [
     {file = "jinja2-3.1.4.tar.gz", hash = "sha256:4a3aee7acbbe7303aede8e9648d13b8bf88a429282aa6122a993f0ac800cb369"},
 ]
 
-[[package]]
-name = "jsonschema"
-version = "4.17.3"
-requires_python = ">=3.7"
-summary = "An implementation of JSON Schema validation for Python"
-groups = ["dev"]
-marker = "python_version ~= \"3.8\""
-dependencies = [
-    "attrs>=17.4.0",
-    "importlib-metadata; python_version < \"3.8\"",
-    "importlib-resources>=1.4.0; python_version < \"3.9\"",
-    "pkgutil-resolve-name>=1.3.10; python_version < \"3.9\"",
-    "pyrsistent!=0.17.0,!=0.17.1,!=0.17.2,>=0.14.0",
-    "typing-extensions; python_version < \"3.8\"",
-]
-files = [
-    {file = "jsonschema-4.17.3-py3-none-any.whl", hash = "sha256:a870ad254da1a8ca84b6a2905cac29d265f805acc57af304784962a2aa6508f6"},
-    {file = "jsonschema-4.17.3.tar.gz", hash = "sha256:0f864437ab8b6076ba6707453ef8f98a6a0d512a80e93f8abdb676f737ecb60d"},
-]
-
 [[package]]
 name = "markdown"
 version = "3.7"
@@ -634,7 +585,7 @@ name = "packaging"
 version = "24.1"
 requires_python = ">=3.8"
 summary = "Core utilities for Python packages"
-groups = ["dev", "docs", "test"]
+groups = ["docs", "test"]
 files = [
     {file = "packaging-24.1-py3-none-any.whl", hash = "sha256:5b8f2217dbdbd2f7f384c41c628544e6d52f2d0f53c6d0c3ea61aa5d1d7ff124"},
     {file = "packaging-24.1.tar.gz", hash = "sha256:026ed72c8ed3fcce5bf8950572258698927fd1dbda10a5e981cdf0ac37f4f002"},
@@ -651,18 +602,6 @@ files = [
     {file = "pathspec-0.12.1.tar.gz", hash = "sha256:a482d51503a1ab33b1c67a6c3813a26953dbdc71c31dacaef9a838c4e29f5712"},
 ]
 
-[[package]]
-name = "pkgutil-resolve-name"
-version = "1.3.10"
-requires_python = ">=3.6"
-summary = "Resolve a name to an object."
-groups = ["dev"]
-marker = "python_version < \"3.9\" and python_version ~= \"3.8\""
-files = [
-    {file = "pkgutil_resolve_name-1.3.10-py3-none-any.whl", hash = "sha256:ca27cc078d25c5ad71a9de0a7a330146c4e014c2462d9af19c6b828280649c5e"},
-    {file = "pkgutil_resolve_name-1.3.10.tar.gz", hash = "sha256:357d6c9e6a755653cfd78893817c0853af365dd51ec97f3d358a819373bbd174"},
-]
-
 [[package]]
 name = "platformdirs"
 version = "4.3.6"
@@ -712,7 +651,7 @@ name = "pygments"
 version = "2.14.0"
 requires_python = ">=3.6"
 summary = "Pygments is a syntax highlighting package written in Python."
-groups = ["dev", "docs"]
+groups = ["docs"]
 files = [
     {file = "Pygments-2.14.0-py3-none-any.whl", hash = "sha256:fa7bd7bd2771287c0de303af8bfdfc731f51bd2c6a47ab69d117138893b82717"},
     {file = "Pygments-2.14.0.tar.gz", hash = "sha256:b3ed06a9e8ac9a9aae5a6f5dbe78a8a58655d17b43b93c078f094ddc476ae297"},
@@ -732,38 +671,6 @@ files = [
     {file = "pymdown_extensions-9.9.tar.gz", hash = "sha256:0f8fb7b74a37a61cc34e90b2c91865458b713ec774894ffad64353a5fce85cfc"},
 ]
 
-[[package]]
-name = "pyrsistent"
-version = "0.19.3"
-requires_python = ">=3.7"
-summary = "Persistent/Functional/Immutable data structures"
-groups = ["dev"]
-marker = "python_version ~= \"3.8\""
-files = [
-    {file = "pyrsistent-0.19.3-cp310-cp310-macosx_10_9_universal2.whl", hash = "sha256:20460ac0ea439a3e79caa1dbd560344b64ed75e85d8703943e0b66c2a6150e4a"},
-    {file = "pyrsistent-0.19.3-cp310-cp310-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:4c18264cb84b5e68e7085a43723f9e4c1fd1d935ab240ce02c0324a8e01ccb64"},
-    {file = "pyrsistent-0.19.3-cp310-cp310-manylinux_2_5_i686.manylinux1_i686.manylinux_2_17_i686.manylinux2014_i686.whl", hash = "sha256:4b774f9288dda8d425adb6544e5903f1fb6c273ab3128a355c6b972b7df39dcf"},
-    {file = "pyrsistent-0.19.3-cp310-cp310-win32.whl", hash = "sha256:5a474fb80f5e0d6c9394d8db0fc19e90fa540b82ee52dba7d246a7791712f74a"},
-    {file = "pyrsistent-0.19.3-cp310-cp310-win_amd64.whl", hash = "sha256:49c32f216c17148695ca0e02a5c521e28a4ee6c5089f97e34fe24163113722da"},
-    {file = "pyrsistent-0.19.3-cp311-cp311-macosx_10_9_universal2.whl", hash = "sha256:f0774bf48631f3a20471dd7c5989657b639fd2d285b861237ea9e82c36a415a9"},
-    {file = "pyrsistent-0.19.3-cp311-cp311-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:3ab2204234c0ecd8b9368dbd6a53e83c3d4f3cab10ecaf6d0e772f456c442393"},
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-    {file = "pyrsistent-0.19.3-cp39-cp39-macosx_10_9_universal2.whl", hash = "sha256:b735e538f74ec31378f5a1e3886a26d2ca6351106b4dfde376a26fc32a044edc"},
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-    {file = "pyrsistent-0.19.3-cp39-cp39-manylinux_2_5_i686.manylinux1_i686.manylinux_2_17_i686.manylinux2014_i686.whl", hash = "sha256:3a8cb235fa6d3fd7aae6a4f1429bbb1fec1577d978098da1252f0489937786f3"},
-    {file = "pyrsistent-0.19.3-cp39-cp39-win32.whl", hash = "sha256:c74bed51f9b41c48366a286395c67f4e894374306b197e62810e0fdaf2364da2"},
-    {file = "pyrsistent-0.19.3-cp39-cp39-win_amd64.whl", hash = "sha256:878433581fc23e906d947a6814336eee031a00e6defba224234169ae3d3d6a98"},
-    {file = "pyrsistent-0.19.3-py3-none-any.whl", hash = "sha256:ccf0d6bd208f8111179f0c26fdf84ed7c3891982f2edaeae7422575f47e66b64"},
-    {file = "pyrsistent-0.19.3.tar.gz", hash = "sha256:1a2994773706bbb4995c31a97bc94f1418314923bd1048c6d964837040376440"},
-]
-
 [[package]]
 name = "pytest"
 version = "7.2.0"
@@ -800,6 +707,20 @@ files = [
     {file = "pytest_cov-4.0.0-py3-none-any.whl", hash = "sha256:2feb1b751d66a8bd934e5edfa2e961d11309dc37b73b0eabe73b5945fee20f6b"},
 ]
 
+[[package]]
+name = "pytest-gitconfig"
+version = "0.7.0"
+requires_python = ">=3.8.1"
+summary = "Provide a Git config sandbox for testing"
+groups = ["test"]
+dependencies = [
+    "pytest>=7.1.2",
+]
+files = [
+    {file = "pytest_gitconfig-0.7.0-py3-none-any.whl", hash = "sha256:7be768b98399817262aff65a1a695a4a441c889e6bd260643ea7beb46619c9d7"},
+    {file = "pytest_gitconfig-0.7.0.tar.gz", hash = "sha256:7d8a49747c09da0416704e911d4eccecbae11a28f997cdeba77aab9ab4975b1f"},
+]
+
 [[package]]
 name = "pytest-xdist"
 version = "3.0.2"
@@ -910,7 +831,7 @@ name = "requests"
 version = "2.28.1"
 requires_python = ">=3.7, <4"
 summary = "Python HTTP for Humans."
-groups = ["dev", "docs"]
+groups = ["docs"]
 dependencies = [
     "certifi>=2017.4.17",
     "charset-normalizer<3,>=2",
@@ -922,23 +843,6 @@ files = [
     {file = "requests-2.28.1.tar.gz", hash = "sha256:7c5599b102feddaa661c826c56ab4fee28bfd17f5abca1ebbe3e7f19d7c97983"},
 ]
 
-[[package]]
-name = "rich"
-version = "13.0.0"
-requires_python = ">=3.7.0"
-summary = "Render rich text, tables, progress bars, syntax highlighting, markdown and more to the terminal"
-groups = ["dev"]
-marker = "python_version ~= \"3.8\""
-dependencies = [
-    "commonmark<0.10.0,>=0.9.0",
-    "pygments<3.0.0,>=2.6.0",
-    "typing-extensions<5.0,>=4.0.0; python_version < \"3.9\"",
-]
-files = [
-    {file = "rich-13.0.0-py3-none-any.whl", hash = "sha256:12b1d77ee7edf251b741531323f0d990f5f570a4e7c054d0bfb59fb7981ad977"},
-    {file = "rich-13.0.0.tar.gz", hash = "sha256:3aa9eba7219b8c575c6494446a59f702552efe1aa261e7eeb95548fa586e1950"},
-]
-
 [[package]]
 name = "setuptools"
 version = "65.5.1"
@@ -961,18 +865,6 @@ files = [
     {file = "six-1.16.0.tar.gz", hash = "sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926"},
 ]
 
-[[package]]
-name = "toml"
-version = "0.10.2"
-requires_python = ">=2.6, !=3.0.*, !=3.1.*, !=3.2.*"
-summary = "Python Library for Tom's Obvious, Minimal Language"
-groups = ["dev"]
-marker = "python_version ~= \"3.8\""
-files = [
-    {file = "toml-0.10.2-py2.py3-none-any.whl", hash = "sha256:806143ae5bfb6a3c6e736a764057db0e6a0e05e338b5630894a5f779cabb4f9b"},
-    {file = "toml-0.10.2.tar.gz", hash = "sha256:b3bda1d108d5dd99f4a20d24d9c348e91c4db7ab1b749200bded2f839ccbe68f"},
-]
-
 [[package]]
 name = "tomli"
 version = "2.0.1"
@@ -985,49 +877,17 @@ files = [
     {file = "tomli-2.0.1.tar.gz", hash = "sha256:de526c12914f0c550d15924c62d72abc48d6fe7364aa87328337a31007fe8a4f"},
 ]
 
-[[package]]
-name = "typing-extensions"
-version = "4.7.1"
-requires_python = ">=3.7"
-summary = "Backported and Experimental Type Hints for Python 3.7+"
-groups = ["dev"]
-marker = "python_version < \"3.9\" and python_version ~= \"3.8\""
-files = [
-    {file = "typing_extensions-4.7.1-py3-none-any.whl", hash = "sha256:440d5dd3af93b060174bf433bccd69b0babc3b15b1a8dca43789fd7f61514b36"},
-    {file = "typing_extensions-4.7.1.tar.gz", hash = "sha256:b75ddc264f0ba5615db7ba217daeb99701ad295353c45f9e95963337ceeeffb2"},
-]
-
 [[package]]
 name = "urllib3"
 version = "1.26.13"
 requires_python = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*, !=3.5.*"
 summary = "HTTP library with thread-safe connection pooling, file post, and more."
-groups = ["dev", "docs"]
+groups = ["docs"]
 files = [
     {file = "urllib3-1.26.13-py2.py3-none-any.whl", hash = "sha256:47cc05d99aaa09c9e72ed5809b60e7ba354e64b59c9c173ac3018642d8bb41fc"},
     {file = "urllib3-1.26.13.tar.gz", hash = "sha256:c083dd0dce68dbfbe1129d5271cb90f9447dea7d52097c6e0126120c521ddea8"},
 ]
 
-[[package]]
-name = "vendoring"
-version = "1.2.0"
-requires_python = "~= 3.8"
-summary = "A command line tool, to simplify vendoring pure Python dependencies."
-groups = ["dev"]
-marker = "python_version ~= \"3.8\""
-dependencies = [
-    "click",
-    "jsonschema",
-    "packaging",
-    "requests",
-    "rich",
-    "toml",
-]
-files = [
-    {file = "vendoring-1.2.0-py2.py3-none-any.whl", hash = "sha256:35b5fca683264e69e851a7580bb6a6f9848af024ffc8382ed5491bcfa55750c6"},
-    {file = "vendoring-1.2.0.tar.gz", hash = "sha256:6340a84bf542222c96f22ebc3cb87e4d86932dc04bc8d446e38285594702c00e"},
-]
-
 [[package]]
 name = "virtualenv"
 version = "20.25.1"
@@ -1094,7 +954,7 @@ name = "zipp"
 version = "3.20.2"
 requires_python = ">=3.8"
 summary = "Backport of pathlib-compatible object wrapper for zip files"
-groups = ["default", "dev", "docs"]
+groups = ["default", "docs"]
 marker = "python_version < \"3.10\""
 files = [
     {file = "zipp-3.20.2-py3-none-any.whl", hash = "sha256:a817ac80d6cf4b23bf7f2828b7cabf326f15a001bea8b1f9b49631780ba28350"},
diff --git a/pyproject.toml b/pyproject.toml
index 8dde151..b87d059 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -7,7 +7,7 @@ authors = [
   { name = "Frost Ming", email = "me@frostming.com" }
 ]
 license = {text = "MIT"}
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 readme = "README.md"
 keywords = ["packaging", "PEP 517", "build"]
 dynamic = ["version"]
@@ -16,11 +16,11 @@ classifiers = [
     "Development Status :: 5 - Production/Stable",
     "Topic :: Software Development :: Build Tools",
     "Programming Language :: Python :: 3",
-    "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 :: 3.13",
 ]
 
 dependencies = [
@@ -90,6 +90,7 @@ source-includes = ["tests"]
 test = [
     "pytest",
     "pytest-cov",
+    "pytest-gitconfig",
     "pytest-xdist",
     "setuptools",
 ]
@@ -109,6 +110,7 @@ docs = [
 [tool.pdm.scripts]
 build = "python scripts/build.py"
 docs = "mkdocs serve"
+test = "pytest"
 
 [tool.coverage.report]
 exclude_lines = [
@@ -133,4 +135,4 @@ namespace_packages = true
 
 [[tool.mypy.overrides]]
 module = "pdm.backend._vendor.*"
-ignore_errors = true
\ No newline at end of file
+ignore_errors = true
diff --git a/tests/conftest.py b/tests/conftest.py
index b91c4d3..9cd3daa 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -23,8 +23,6 @@ def dist(tmp_path: Path) -> Path:
 @pytest.fixture
 def scm(fixture_project: Path) -> None:
     subprocess.check_call(["git", "init"])
-    subprocess.check_call(["git", "config", "user.email", "you@any.com"])
-    subprocess.check_call(["git", "config", "user.name", "Name"])
     subprocess.check_call(["git", "add", "."])
     subprocess.check_call(["git", "commit", "-m", "initial commit"])
     subprocess.check_call(["git", "tag", "-a", "0.1.0", "-m", "version 0.1.0"])
diff --git a/tests/fixtures/projects/demo-metadata-test/pyproject.toml b/tests/fixtures/projects/demo-metadata-test/pyproject.toml
index a25c3ac..ffa6c83 100644
--- a/tests/fixtures/projects/demo-metadata-test/pyproject.toml
+++ b/tests/fixtures/projects/demo-metadata-test/pyproject.toml
@@ -8,7 +8,7 @@ authors = [
     {name = "Example", email = "example@example.com"},
 ]
 name = "demo-metadata-test"
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 license = "MIT"
 dependencies = []
 description = ""
diff --git a/tests/test_api.py b/tests/test_api.py
index dab1704..3109c6b 100644
--- a/tests/test_api.py
+++ b/tests/test_api.py
@@ -206,7 +206,7 @@ def test_demo_metadata_test__sdist__pkg_info(
         "License-Expression": "MIT",
         "Metadata-Version": "2.4",
         "Name": name,
-        "Requires-Python": ">=3.8",
+        "Requires-Python": ">=3.9",
         "Version": "3.2.1",
     }