diff --git a/activerecord/test/cases/associations/has_many_associations_test.rb b/activerecord/test/cases/associations/has_many_associations_test.rb
index 3c490c1eebb54..05e7e380a8e71 100644
--- a/activerecord/test/cases/associations/has_many_associations_test.rb
+++ b/activerecord/test/cases/associations/has_many_associations_test.rb
@@ -1180,11 +1180,11 @@ def test_creating_using_primary_key
   end
 
   def test_normal_method_call_in_association_proxy
-    assert_equal 'Welcome to the weblog', Comment.all.map { |comment| comment.post }.first.title
+    assert_equal 'Welcome to the weblog', Comment.all.map { |comment| comment.post }.sort_by(&:id).first.title
   end
 
   def test_instance_eval_in_association_proxy
-    assert_equal 'Welcome to the weblog', Comment.all.map { |comment| comment.post }.first.instance_eval{title}
+    assert_equal 'Welcome to the weblog', Comment.all.map { |comment| comment.post }.sort_by(&:id).first.instance_eval{title}
   end
 end