diff --git a/Lib/test/test_ast.py b/Lib/test/test_ast.py
index 6017a30..a9d55c0 100644
--- a/Lib/test/test_ast.py
+++ b/Lib/test/test_ast.py
@@ -310,7 +310,7 @@
         self.assertEqual(x.left, n1)
         self.assertEqual(x.op, addop)
         self.assertEqual(x.right, n3)
-        
+
         x = ast.BinOp(1, 2, 3)
         self.assertEqual(x.left, 1)
         self.assertEqual(x.op, 2)