1 files changed, 2 insertions, 2 deletions
diff --git a/setup.py b/setup.py
index ef95eaf..86c7c8d 100644
--- a/setup.py
+++ b/setup.py
@@ -78,10 +78,10 @@ setup(
         'License :: OSI Approved :: MIT License',
         'Environment :: Console',
         'Operating System :: OS Independent',
-        'Operating System :: Linux',
+        'Operating System :: POSIX :: Linux',
         'Operating System :: MacOS',
         'Operating System :: POSIX',
-        'Operating System :: Windows',
+        'Operating System :: Microsoft :: Windows',
         'Programming Language :: Python',
         'Programming Language :: C++',
         'Programming Language :: C',