diff --git a/tests/integration/test_parser_ip_report.py b/tests/integration/test_parser_ip_report.py
new file mode 100644
index 00000000..bf400693
--- /dev/null
+++ b/tests/integration/test_parser_ip_report.py
@@ -0,0 +1,13 @@
+from __future__ import annotations
+
+from openamp_foundry.cli.main import build_parser
+
+
+def test_ip_report_parser_defaults_are_stable():
+    parser = build_parser()
+    args = parser.parse_args(["ip-report"])
+
+    assert args.command == "ip-report"
+    assert args.panel_csv == "outputs/confident_panel.csv"
+    assert args.novelty_csv == "outputs/novelty_audit_full.csv"
+    assert args.out == "outputs/ip_report.md"