diff --git a/plugins/dbgate-plugin-postgres/src/backend/sql/uniqueNames.js b/plugins/dbgate-plugin-postgres/src/backend/sql/uniqueNames.js
index 7d413db26..f22b1c94f 100644
--- a/plugins/dbgate-plugin-postgres/src/backend/sql/uniqueNames.js
+++ b/plugins/dbgate-plugin-postgres/src/backend/sql/uniqueNames.js
@@ -1,3 +1,3 @@
 module.exports = `
-    select conname as "constraint_name" from pg_constraint where contype = 'u' and connamespace = SCHEMA_ID_CONDITION
+    select conname as "constraint_name" from pg_constraint where contype = 'u' and connamespace =SCHEMA_NAME_CONDITION
 `;