diff --git a/setup.py b/setup.py
index 252ca0d..53efdbf 100644
--- a/setup.py
+++ b/setup.py
@@ -52,17 +52,18 @@
           'Operating System :: Unix',
           'Programming Language :: Python',
           'Programming Language :: Python :: 3',
-          'Programming Language :: Python :: 3.5',
-          'Programming Language :: Python :: 3.6',
           'Programming Language :: Python :: 3.7',
           'Programming Language :: Python :: 3.8',
+          'Programming Language :: Python :: 3.9',
+          'Programming Language :: Python :: 3.10',
+          'Programming Language :: Python :: 3.11',
           'Topic :: Software Development :: Libraries :: Python Modules',
           'Topic :: Utilities',
           ],
       keywords=['pickle', 'hdf5', 'data storage', 'data export'],
       install_requires=requirements,
       tests_require=test_requirements,
-      python_requires='>=3.5',
+      python_requires='>=3.7',
       packages=find_packages(),
       zip_safe=False,
 )