diff --git a/py/_io/terminalwriter.py b/py/_io/terminalwriter.py
index aa8431b03..4996800f6 100644
--- a/py/_io/terminalwriter.py
+++ b/py/_io/terminalwriter.py
@@ -134,7 +134,7 @@ def ansi_print(text, esc, file=None, newline=True, flush=False):
 def should_do_markup(file):
     return hasattr(file, 'isatty') and file.isatty() \
            and os.environ.get('TERM') != 'dumb' \
-           and not (os._name == 'nt' and sys.platform.startswith('java'))
+           and not (sys.platform.startswith('java') and os._name == 'nt')
 
 class TerminalWriter(object):
     _esctable = dict(black=30, red=31, green=32, yellow=33,