diff --git a/setup.py b/setup.py
index 3084532..d9eb893 100755
--- a/setup.py
+++ b/setup.py
@@ -19,7 +19,6 @@
         'Topic :: Scientific/Engineering :: Bio-Informatics',
         'Topic :: Software Development :: Libraries :: Python Modules',
         'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.8',
         'Programming Language :: Python :: 3.9',
         'Programming Language :: Python :: 3.10',
         'Programming Language :: Python :: 3 :: Only',
@@ -30,7 +29,7 @@
     author_email='anna.zhukova@pasteur.fr',
     url='https://github.com/evolbioinfo/pastml',
     keywords=['PASTML', 'visualisation', 'phylogeny', 'ancestral character reconstruction'],
-    python_requires='>=3.8',
+    python_requires='>=3.9',
     install_requires=['ete3>=3.1.1', 'pandas>=1.0.0', 'numpy>=1.22', 'jinja2>=2.11.0', 'scipy>=1.5.0', 'itolapi>=4.0.0', 'biopython>=1.70'],
     entry_points={
             'console_scripts': [