fix typo
diff --git a/Lib/unittest.py b/Lib/unittest.py
index 22f8a3d..46761dc 100644
--- a/Lib/unittest.py
+++ b/Lib/unittest.py
@@ -57,7 +57,7 @@
##############################################################################
__all__ = ['TestResult', 'TestCase', 'TestSuite', 'ClassTestSuite',
'TextTestRunner', 'TestLoader', 'FunctionTestCase', 'main',
- 'defaultTestLoader', 'SkipException', 'skip', 'skipIf', 'skipUnless',
+ 'defaultTestLoader', 'SkipTest', 'skip', 'skipIf', 'skipUnless',
'expectedFailure']
# Expose obsolete functions for backwards compatibility