diff --git a/activerecord/test/cases/calculations_test.rb b/activerecord/test/cases/calculations_test.rb
index 9459e21331..1d83c80819 100644
--- a/activerecord/test/cases/calculations_test.rb
+++ b/activerecord/test/cases/calculations_test.rb
@@ -771,7 +771,7 @@ class CalculationsTest < ActiveRecord::TestCase
   end
 
   def test_pluck_with_join
-    assert_equal [[2, 2], [4, 4]], Reply.includes(:topic).pluck(:id, :"topics.id")
+    assert_equal [[2, 2], [4, 4]], Reply.includes(:topic).order(:id).pluck(:id, :"topics.id")
   end
 
   def test_group_by_with_order_by_virtual_count_attribute