diff --git a/Lib/test/test_b1.py b/Lib/test/test_b1.py
index ea09d0be8ce..97462b12423 100644
--- a/Lib/test/test_b1.py
+++ b/Lib/test/test_b1.py
@@ -483,7 +483,7 @@ def plus(*v):
     raise TestFailed, 'map(int, Squares(10))'
 if map(None, Squares(3), Squares(2)) != [(0,0), (1,1), (4,None)]:
     raise TestFailed, 'map(None, Squares(3), Squares(2))'
-if map(max, Squares(3), Squares(2)) != [0, 1, 4]:
+if map(max, Squares(3), Squares(2)) != [0, 1, None]:
     raise TestFailed, 'map(max, Squares(3), Squares(2))'
 
 print 'max'