From 43f49b2d1cde1d3816a852f9c80a50ac562f7853 Mon Sep 17 00:00:00 2001
From: Hiroshi SHIBATA <hsbt@ruby-lang.org>
Date: Mon, 13 Sep 2021 21:15:36 +0900
Subject: [PATCH] Fixup 455978cd133f27fab9e2bfa4301efd3b7c7d0462

---
 tool/test/testunit/test_minitest_unit.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tool/test/testunit/test_minitest_unit.rb b/tool/test/testunit/test_minitest_unit.rb
index 7bbcade5c1..68e88f574e 100644
--- a/tool/test/testunit/test_minitest_unit.rb
+++ b/tool/test/testunit/test_minitest_unit.rb
@@ -1140,7 +1140,7 @@ class TestMiniTestUnitTestCase < Test::Unit::TestCase
   end
 
   def test_prints
-    printer = Class.new { extend Test::Unit::Assertions }
+    printer = Class.new { extend Test::Unit::CoreAssertions }
     @tc.assert_equal '"test"', printer.mu_pp(ImmutableString.new 'test')
   end