diff --git a/test/integration/machine_categories_test.rb b/test/integration/machine_categories_test.rb
index 3888fe099..4ad8fdc33 100644
--- a/test/integration/machine_categories_test.rb
+++ b/test/integration/machine_categories_test.rb
@@ -53,7 +53,7 @@ class MachineCategoriesTest < ActionDispatch::IntegrationTest
     json = json_response(response.body)
     assert_equal name, json[:name]
     assert_equal category.machines.length, 2
-    assert_equal category.machine_ids, [2, 3]
+    assert_equal category.machine_ids.sort, [2, 3]
   end
 
   test 'delete a machine category' do