Fix exception catching.
diff --git a/Lib/test/test_time.py b/Lib/test/test_time.py
index 9d14827..f2ce5cb 100644
--- a/Lib/test/test_time.py
+++ b/Lib/test/test_time.py
@@ -142,7 +142,7 @@
         self.assertEqual(time.ctime(t), 'Sat Jan  1 00:00:00 2000')
         try:
             bigval = time.mktime((10000, 1, 10) + (0,)*6)
-        except ValueError, OverflowError:
+        except (ValueError, OverflowError):
             # If mktime fails, ctime will fail too.  This may happen
             # on some platforms.
             pass