diff --git a/adapter/poadapter.js b/adapter/poadapter.js
index 50e7e00..e50721d 100644
--- a/adapter/poadapter.js
+++ b/adapter/poadapter.js
@@ -1920,9 +1920,9 @@ class PoAdapter extends Adapter {
 			let qry = qryBase;
 			qry =
 				qry +
-				"where trim(ponumber) like '%" +
+				"where trim(v.ponumber) like '%" +
 				keyword +
-				"%' and status in(2,4) and ponumber<>'000' and ponumber<>'' ";
+				"%' and v.status in(2,4) and v.ponumber<>'000' and v.ponumber<>'' ";
 			// qry = qry +"order by _idx asc limit " + offset + ", " + limit;
 
 			// console.log(qry);
@@ -1946,10 +1946,10 @@ class PoAdapter extends Adapter {
 						qry = qryBase;
 						qry =
 							qry +
-							"where trim(ponumber) like '%" +
+							"where trim(v.ponumber) like '%" +
 							keyword +
-							"%' and status in(2,4)  and ponumber<>'000' and ponumber<>'' ";
-						qry = qry + "order by _idx asc limit " + offset + ", " + limit;
+							"%' and v.status in(2,4) and v.ponumber<>'000' and v.ponumber<>'' ";
+						qry = qry + "order by v._idx asc limit " + offset + ", " + limit;
 						db.query(qry, [], function (err, result, fields) {
 							if (err) {
 								apires.meta["message"] = err.toString();