diff --git a/src/db/client.js b/src/db/client.js
index ae93f01..25ff856 100644
--- a/src/db/client.js
+++ b/src/db/client.js
@@ -195,7 +195,7 @@ function listDatabases(server, database, filter) {
 async function getQuerySelectTop(server, database, table, schema, limit) {
   checkIsConnected(server, database);
   let limitValue = limit;
-  if (typeof _limit === 'undefined') {
+  if (typeof limit === 'undefined') {
     await loadConfigLimit();
     limitValue = typeof limitSelect !== 'undefined' ? limitSelect : DEFAULT_LIMIT;
   }