diff --git a/Lib/test/test_set.py b/Lib/test/test_set.py
index f8c7180da54..13cefec1a91 100644
--- a/Lib/test/test_set.py
+++ b/Lib/test/test_set.py
@@ -1672,7 +1672,7 @@ def test_inline_methods(self):
             for meth in (s.union, s.intersection, s.difference, s.symmetric_difference, s.isdisjoint):
                 for g in (G, I, Ig, L, R):
                     expected = meth(data)
-                    actual = meth(G(data))
+                    actual = meth(g(data))
                     if isinstance(expected, bool):
                         self.assertEqual(actual, expected)
                     else: