diff --git a/module/custom/control.php b/module/custom/control.php
index 3cb9e1100f..002f401876 100644
--- a/module/custom/control.php
+++ b/module/custom/control.php
@@ -507,8 +507,13 @@ class custom extends control
             $lang = $this->app->getClientLang();
             $this->custom->deleteItems("lang=$lang&section=URSRList&key=$key");
 
+            $defaultConcept = $this->dao->select('`value`')->from(TABLE_CONFIG)
+                ->where('module')->eq('custom')
+                ->andWhere('`key`')->eq('URSR')
+                ->fetch('value');
+
             $this->dao->update(TABLE_CONFIG)
-                ->set('`value`')->eq($this->config->URSR)
+                ->set('`value`')->eq($defaultConcept)
                 ->where('module')->eq('common')
                 ->andWhere('`key`')->eq('URSR')
                 ->andWhere('`value`')->eq($key)