diff --git a/setup.py b/setup.py
index d2f0632..eb9654b 100644
--- a/setup.py
+++ b/setup.py
@@ -80,6 +80,7 @@ setup(
         "Intended Audience :: Science/Research",
         "License :: OSI Approved :: MIT License",
         "Natural Language :: English",
+        "Programming Language :: Python :: 3",
         "Programming Language :: Python :: 3.10",
         "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.8",