diff --git a/app/Filters/ClientFilters.php b/app/Filters/ClientFilters.php
index 0c89b7e44251..988c81e29f3d 100644
--- a/app/Filters/ClientFilters.php
+++ b/app/Filters/ClientFilters.php
@@ -60,7 +60,7 @@ class ClientFilters extends QueryFilters
     {
         $parts = explode(':', $balance);
 
-        if (!is_array($sort_col) || count($sort_col) != 2) {
+        if (!is_array($parts) || count($parts) != 2) {
             return $this->builder;
         }