diff --git a/setup.py b/setup.py
index cdad8859a..eeb637676 100644
--- a/setup.py
+++ b/setup.py
@@ -9,8 +9,8 @@
 import sys
 
 
-if sys.version_info[0:2] < (3, 9):
-    raise RuntimeError('Requires Python 3.9 or newer')
+if sys.version_info[0:2] < (3, 11):
+    raise RuntimeError('Requires Python 3.11 or newer')
 
 
 LOCALE_DIR = Path(__file__).resolve().parent / "packtools" / "sps" / "locale"
@@ -101,11 +101,10 @@ def run(self):
     classifiers=[
         "Development Status :: 4 - Beta",
         "Intended Audience :: Developers",
-        "Programming Language :: Python :: 3.9",
-        "Programming Language :: Python :: 3.10",
         "Programming Language :: Python :: 3.11",
         "Topic :: Software Development :: Libraries :: Python Modules",
     ],
+    python_requires=">=3.11",
     tests_require=TESTS_REQUIRE,
     test_suite='tests',
     install_requires=INSTALL_REQUIRES,
diff --git a/tox.ini b/tox.ini
index 4c69d6210..3d5dfb679 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,11 +1,9 @@
 [tox]
-envlist = {py39,py310,py311}-lxml{492}
+envlist = {py311}-lxml{492}
 
 [testenv]
 isolated_build=true
 basepython =
-    py39: python3.9
-    py310: python3.10
     py311: python3.11
 deps =
     lxml492: lxml==4.9.2