diff --git a/test/unit/user_test.rb b/test/unit/user_test.rb
index 2de0b45db..69a79b465 100644
--- a/test/unit/user_test.rb
+++ b/test/unit/user_test.rb
@@ -577,7 +577,7 @@ class UserTest < ActiveSupport::TestCase
       user.password = p
       user.password_confirmation = p
       assert_not user.save
-      assert user.errors.full_messages.include?('Password is too simple')
+      assert_includes user.errors.full_messages, 'Password is too simple'
     end
   end