diff --git a/tests/test_services_backup.py b/tests/test_services_backup.py
index 95defdee..66d12c2b 100644
--- a/tests/test_services_backup.py
+++ b/tests/test_services_backup.py
@@ -294,6 +294,7 @@ def _import_guard_targets():
         "rule_relations": backup._build_rule_relation,
         "lesson_rule_links": backup._build_lesson_rule_link,
         "lesson_no_rule": backup._build_lesson_no_rule,
+        "rule_moment_judgments": backup._build_rule_moment_judgment,
         "note_usage_events": backup._build_usage_event,
         "rule_usage_events": backup._build_rule_usage_event,
         "system_usage_events": backup._build_system_usage_event,