Closes #16135: Removal of OS/2 support
diff --git a/Lib/test/test_select.py b/Lib/test/test_select.py
index 8d910ed..6a810c6 100644
--- a/Lib/test/test_select.py
+++ b/Lib/test/test_select.py
@@ -5,8 +5,7 @@
 import unittest
 from test import support
 
-@unittest.skipIf(sys.platform[:3] in ('win', 'os2') or \
-        sys.platform=='riscos'),
+@unittest.skipIf((sys.platform[:3]=='win') or (sys.platform=='riscos'),
                  "can't easily test on this system")
 class SelectTestCase(unittest.TestCase):