diff --git a/Lib/test/test_exceptions.py b/Lib/test/test_exceptions.py
index 7f55aab..dc02cb3 100644
--- a/Lib/test/test_exceptions.py
+++ b/Lib/test/test_exceptions.py
@@ -433,7 +433,7 @@
 
     def test_unicode_errors_no_object(self):
         # See issue #21134.
-        klasses = UnicodeDecodeError, UnicodeDecodeError, UnicodeTranslateError
+        klasses = UnicodeEncodeError, UnicodeDecodeError, UnicodeTranslateError
         for klass in klasses:
             self.assertEqual(str(klass.__new__(klass)), "")