diff --git a/Lib/test/test_re.py b/Lib/test/test_re.py
index 1d7fb76..92d2c13 100644
--- a/Lib/test/test_re.py
+++ b/Lib/test/test_re.py
@@ -1399,7 +1399,7 @@ class ReTests(unittest.TestCase):
 
     def test_locale_flag(self):
         import locale
-        _, enc = locale.getlocale(locale.LC_CTYPE)
+        enc = locale.getpreferredencoding(False)
         # Search non-ASCII letter
         for i in range(128, 256):
             try: