diff --git a/wwwroot/api/kb_diag4.dspy b/wwwroot/api/kb_diag4.dspy
index 48866f1..2cea0cd 100644
--- a/wwwroot/api/kb_diag4.dspy
+++ b/wwwroot/api/kb_diag4.dspy
@@ -25,14 +25,14 @@ try:
         async with DBPools().sqlorContext(dbname) as sor:
             recs = await sor.sqlExe(
                 "SELECT id, kb_id, file_name, status FROM pipeline_kb_suggestions "
-                "ORDER BY created_at DESC LIMIT 1")
+                "ORDER BY created_at DESC LIMIT 1", {})
             await sor.sqlExe("COMMIT", {})
             if recs:
                 out["suggestion"] = {"id": recs[0].id, "kb_id": recs[0].kb_id,
                                      "file_name": recs[0].file_name, "status": recs[0].status}
             ht = await sor.sqlExe(
                 "SELECT id, task_type, assignee_id, status, form_schema FROM pipeline_human_tasks "
-                "WHERE task_type='kb_ingest_confirm' ORDER BY created_at DESC LIMIT 1")
+                "WHERE task_type='kb_ingest_confirm' ORDER BY created_at DESC LIMIT 1", {})
             await sor.sqlExe("COMMIT", {})
             if ht:
                 out["human_task"] = {"id": ht[0].id, "task_type": ht[0].task_type,