Fix test_sys.test_implementation for final releases.
diff --git a/Lib/test/test_sys.py b/Lib/test/test_sys.py
index 2920a29..6e0c6ee 100644
--- a/Lib/test/test_sys.py
+++ b/Lib/test/test_sys.py
@@ -585,7 +585,7 @@
     def test_implementation(self):
         # This test applies to all implementations equally.
 
-        levels = {'alpha': 0xA, 'beta': 0xB, 'candidate': 0xC, 'release': 0xF}
+        levels = {'alpha': 0xA, 'beta': 0xB, 'candidate': 0xC, 'final': 0xF}
 
         self.assertTrue(hasattr(sys.implementation, 'name'))
         self.assertTrue(hasattr(sys.implementation, 'version'))