diff --git a/setup.py b/setup.py
index c2c3a99..4b0c30e 100644
--- a/setup.py
+++ b/setup.py
@@ -1,40 +1,46 @@
+# Copyright (C) 2017-2020  The Software Heritage developers
+# See the AUTHORS file at the top-level directory of this distribution
+# License: GNU General Public License version 3, or any later version
+# See top-level LICENSE file for more information
+
 import os
 from setuptools import setup, find_packages
 
 
 def parse_requirements(name=None):
     if name:
         reqf = "requirements-%s.txt" % name
     else:
         reqf = "requirements.txt"
 
     requirements = []
     if not os.path.exists(reqf):
         return requirements
 
     with open(reqf) as f:
         for line in f.readlines():
             line = line.strip()
             if not line or line.startswith("#"):
                 continue
             requirements.append(line)
     return requirements
 
 
 setup(
     name="swh.docs",
     description="Software Heritage development documentation",
+    python_requires=">=3.7",
     author="Software Heritage developers",
     author_email="swh-devel@inria.fr",
     url="https://forge.softwareheritage.org/source/swh-docs/",
     packages=find_packages(),
     scripts=[],
     install_requires=parse_requirements(),
     setup_requires=["vcversioner"],
     extras_require={
         "testing": parse_requirements("test"),
         "building": parse_requirements("swh"),
     },
     vcversioner={},
     include_package_data=True,
 )