diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index 0a72463..314a588 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -19,7 +19,7 @@ jobs:
     strategy:
       matrix:
         os: [Ubuntu, macOS, Windows]
-        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13", "3.14"]
+        python-version: ["3.10", "3.11", "3.12", "3.13", "3.14"]
         include:
           - os: Ubuntu
             image: ubuntu-latest
diff --git a/poetry.lock b/poetry.lock
index 3bba934..a47767d 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,4 +1,4 @@
-# This file is automatically @generated by Poetry 2.2.0 and should not be changed by hand.
+# This file is automatically @generated by Poetry 2.2.1 and should not be changed by hand.
 
 [[package]]
 name = "anyio"
@@ -560,7 +560,7 @@ description = "Backport of PEP 654 (exception groups)"
 optional = false
 python-versions = ">=3.7"
 groups = ["main", "dev", "github-actions"]
-markers = "python_version < \"3.11\""
+markers = "python_version == \"3.10\""
 files = [
     {file = "exceptiongroup-1.3.0-py3-none-any.whl", hash = "sha256:4d111e6e0c13d0644cad6ddaa7ed0261a0b36971f6d23e7ec9b4b9097da78a10"},
     {file = "exceptiongroup-1.3.0.tar.gz", hash = "sha256:b241f5885f560bc56a59ee63ca4c6a8bfa46ae4ad651af316d4e81817bb9fd88"},
@@ -725,12 +725,12 @@ version = "8.7.0"
 description = "Read metadata from Python packages"
 optional = false
 python-versions = ">=3.9"
-groups = ["main", "dev"]
+groups = ["main"]
+markers = "python_version < \"3.12\""
 files = [
     {file = "importlib_metadata-8.7.0-py3-none-any.whl", hash = "sha256:e5dd1551894c77868a30651cef00984d50e1002d06942a7101d34870c5f02afd"},
     {file = "importlib_metadata-8.7.0.tar.gz", hash = "sha256:d13b81ad223b890aa16c5471f2ac3056cf76c5f10f82d6f9292f0b415f389000"},
 ]
-markers = {main = "python_version < \"3.12\"", dev = "python_version == \"3.9\""}
 
 [package.dependencies]
 zipp = ">=3.20"
@@ -1154,7 +1154,6 @@ cleo = ">=2.1.0,<3.0.0"
 dulwich = ">=0.24.0,<0.25.0"
 fastjsonschema = ">=2.18.0,<3.0.0"
 findpython = ">=0.6.2,<0.8.0"
-importlib-metadata = {version = ">=4.4", markers = "python_version < \"3.10\""}
 installer = ">=0.7.0,<0.8.0"
 keyring = ">=25.1.0,<26.0.0"
 packaging = ">=24.2"
@@ -1357,7 +1356,6 @@ files = [
 ]
 
 [package.dependencies]
-importlib-metadata = {version = ">=3.6", markers = "python_version < \"3.10\""}
 pytest = "*"
 
 [[package]]
@@ -1684,7 +1682,7 @@ files = [
     {file = "tomli-2.2.1-py3-none-any.whl", hash = "sha256:cb55c73c5f4408779d0cf3eef9f762b9c9f147a77de7b258bef0a5628adc85cc"},
     {file = "tomli-2.2.1.tar.gz", hash = "sha256:cd45e1dc79c835ce60f7404ec8119f2eb06d38b1deba146f07ced3bbc44505ff"},
 ]
-markers = {main = "python_version < \"3.11\"", dev = "python_full_version <= \"3.11.0a6\"", github-actions = "python_version < \"3.11\""}
+markers = {main = "python_version == \"3.10\"", dev = "python_full_version <= \"3.11.0a6\"", github-actions = "python_version == \"3.10\""}
 
 [[package]]
 name = "tomlkit"
@@ -1721,7 +1719,7 @@ files = [
     {file = "typing_extensions-4.15.0-py3-none-any.whl", hash = "sha256:f0fa19c6845758ab08074a0cfa8b7aecb71c999ca73d62883bc25cc018c4e548"},
     {file = "typing_extensions-4.15.0.tar.gz", hash = "sha256:0cea48d173cc12fa28ecabc3b837ea3cf6f38c6d1136f85cbaaf598984861466"},
 ]
-markers = {main = "python_version < \"3.13\"", github-actions = "python_version < \"3.11\""}
+markers = {main = "python_version < \"3.13\"", github-actions = "python_version == \"3.10\""}
 
 [[package]]
 name = "urllib3"
@@ -1856,12 +1854,12 @@ version = "3.23.0"
 description = "Backport of pathlib-compatible object wrapper for zip files"
 optional = false
 python-versions = ">=3.9"
-groups = ["main", "dev"]
+groups = ["main"]
+markers = "python_version < \"3.12\""
 files = [
     {file = "zipp-3.23.0-py3-none-any.whl", hash = "sha256:071652d6115ed432f5ce1d34c336c0adfd6a884660d1e9712a256d3d3bd4b14e"},
     {file = "zipp-3.23.0.tar.gz", hash = "sha256:a07157588a12518c9d4034df3fbbee09c814741a33ff63c05fa29d26a2404166"},
 ]
-markers = {main = "python_version < \"3.12\"", dev = "python_version == \"3.9\""}
 
 [package.extras]
 check = ["pytest-checkdocs (>=2.4)", "pytest-ruff (>=0.2.1) ; sys_platform != \"cygwin\""]
@@ -1985,5 +1983,5 @@ cffi = ["cffi (>=1.17) ; python_version >= \"3.13\" and platform_python_implemen
 
 [metadata]
 lock-version = "2.1"
-python-versions = ">=3.9,<4.0"
-content-hash = "7ed0a61392c3551c14e46b38d2674844ff0ef55b50af2639d284f99285e3e156"
+python-versions = ">=3.10,<4.0"
+content-hash = "9d3737621fb95fb1048deaf04626cbf1b731d899a527e1b8fe650b376cd100e8"
diff --git a/pyproject.toml b/pyproject.toml
index fbf556f..113f4b9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -5,7 +5,7 @@ description = "Poetry plugin to export the dependencies to various formats"
 authors = [{ name = "Sébastien Eustace", email = "sebastien@eustace.io" }]
 license = "MIT"
 readme = "README.md"
-requires-python = ">=3.9,<4.0"
+requires-python = ">=3.10,<4.0"
 dependencies = [
     "poetry>=2.1.0,<3.0.0",
     "poetry-core>=2.1.0,<3.0.0",
@@ -45,7 +45,6 @@ pytest-github-actions-annotate-failures = "^0.1.7"
 
 [tool.ruff]
 fix = true
-target-version = "py39"
 line-length = 88
 extend-exclude = [
     "docs/*",
diff --git a/src/poetry_plugin_export/__init__.py b/src/poetry_plugin_export/__init__.py
index 3616e40..6b66c2c 100644
--- a/src/poetry_plugin_export/__init__.py
+++ b/src/poetry_plugin_export/__init__.py
@@ -1,6 +1,6 @@
 from __future__ import annotations
 
-from poetry.utils._compat import metadata
+from importlib import metadata
 
 
 __version__ = metadata.version("poetry-plugin-export")  # type: ignore[no-untyped-call]