diff --git a/cookiecutter.json b/cookiecutter.json
index 7866f19..465fc57 100644
--- a/cookiecutter.json
+++ b/cookiecutter.json
@@ -8,6 +8,7 @@
     "author_name": "CERN",
     "author_email": "info@{{ cookiecutter.project_site }}",
     "year": "{% now 'local', '%Y' %}",
+    "python_version": ["3.6", "3.7", "3.8", "3.9"],
     "copyright_holder": "{{ cookiecutter.author_name }}",
     "transifex_project": "{{ cookiecutter.project_shortname }}",
     "database": ["postgresql", "mysql"],
diff --git a/{{cookiecutter.project_shortname}}/Pipfile b/{{cookiecutter.project_shortname}}/Pipfile
index b1755df..b730c2e 100644
--- a/{{cookiecutter.project_shortname}}/Pipfile
+++ b/{{cookiecutter.project_shortname}}/Pipfile
@@ -11,6 +11,9 @@ uwsgi = ">=2.0"
 uwsgi-tools = ">=1.1.1"
 uwsgitop = ">=0.11"
 
+[requires]
+python_version = "{{ cookiecutter.python_version.split()[0] }}"
+
 [dev-packages]
 pytest-invenio = ">=1.4.1,<1.5.0"
 Sphinx = ">=3.0.0,<4"