1 files changed, 1 insertions, 0 deletions
diff --git a/setup.py b/setup.py
index c01c1e8..6dc4f11 100644
--- a/setup.py
+++ b/setup.py
@@ -26,6 +26,7 @@ setup(# Distribution meta-data
     download_url = "https://pypi.org/project/pyparsing/",
     license = "MIT License",
     py_modules = modules,
+    python_requires='>=2.6, !=3.0.*, !=3.1.*, !=3.2.*',
     classifiers=[
         'Development Status :: 5 - Production/Stable',
         'Intended Audience :: Developers',