diff --git a/app/Http/Controllers/Api/AssetsController.php b/app/Http/Controllers/Api/AssetsController.php
index 1a34e3f62f..bf7edc7551 100644
--- a/app/Http/Controllers/Api/AssetsController.php
+++ b/app/Http/Controllers/Api/AssetsController.php
@@ -183,7 +183,7 @@ class AssetsController extends Controller
         // Search custom fields by column name
         foreach ($all_custom_fields as $field) {
             if ($request->filled($field->db_column_name()) && $field->db_column_name()) {
-                $assets->where($field->db_column_name(), '=', $request->input($field->db_column_name()));
+                $assets->where('assets.'.$field->db_column_name(), '=', $request->input($field->db_column_name()));
             }
         }