diff --git a/tests/unit/test_agent_repair_default_model.py b/tests/unit/test_agent_repair_default_model.py
index 177f008..406b0ef 100644
--- a/tests/unit/test_agent_repair_default_model.py
+++ b/tests/unit/test_agent_repair_default_model.py
@@ -71,3 +71,4 @@ def test_repair_keeps_a_model_the_agent_already_has():
     # matching would leave the model untouched and the test would still pass.
     assert result.type == "llm", "repair did not run"
     assert result.model == "perplexity/sonar-pro"
+    assert db.commit.called, "the repair still writes — the model just has to survive the write"