diff --git a/activerecord/test/cases/locking_test.rb b/activerecord/test/cases/locking_test.rb
index a370dbeb2c..ee55d5200b 100644
--- a/activerecord/test/cases/locking_test.rb
+++ b/activerecord/test/cases/locking_test.rb
@@ -636,11 +636,11 @@ class OptimisticLockingWithSchemaChangeTest < ActiveRecord::TestCase
       add_counter_column_to(model)
       object = model.first
       assert_equal 0, object.test_count
-      assert_equal 0, object.send(model.locking_column)
+      assert_equal 0, object.public_send(model.locking_column)
       yield object.id
       object.reload
       assert_equal expected_count, object.test_count
-      assert_equal 1, object.send(model.locking_column)
+      assert_equal 1, object.public_send(model.locking_column)
     ensure
       remove_counter_column_from(model)
     end