diff --git a/application/Espo/Services/EmailFilter.php b/application/Espo/Services/EmailFilter.php
index bc3f9dea7f..00ea52cfea 100644
--- a/application/Espo/Services/EmailFilter.php
+++ b/application/Espo/Services/EmailFilter.php
@@ -41,5 +41,10 @@ class EmailFilter extends Record
         if (!$this->getAcl()->check($entity, 'edit')) {
             throw new Forbidden();
         }
+
+        if ($entity->get('isGlobal')) {
+            $entity->set('parentId', null);
+            $entity->set('parentType', null);
+        }
     }
 }