diff --git a/setup.py b/setup.py
index adcafae..d75a3a9 100755
--- a/setup.py
+++ b/setup.py
@@ -89,7 +89,7 @@ setup(
         'License :: OSI Approved :: MIT License',
         'Development Status :: 5 - Production/Stable',
         'Programming Language :: Python',
-        'Programming Language :: Python :: 3 :: only',
+        'Programming Language :: Python :: 3',
         'Programming Language :: Python :: 3.4',
         'Programming Language :: Python :: 3.5',
         'Programming Language :: Python :: 3.6',