diff --git a/setup.cfg b/setup.cfg
index 67c61249..3e8acd7d 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -17,6 +17,7 @@ classifiers =
     Programming Language :: Python :: 3.10
 
 [options]
+python_requires= >= 3.7
 packages = find:
 include_package_data = True
 test_suite = tests