diff --git a/CRM/Utils/Mail/FilteredPearMailer.php b/CRM/Utils/Mail/FilteredPearMailer.php
index 1c11e23d16db..5ede19aa46ac 100644
--- a/CRM/Utils/Mail/FilteredPearMailer.php
+++ b/CRM/Utils/Mail/FilteredPearMailer.php
@@ -109,4 +109,11 @@ public function __unset($name) {
     unset($this->_delegate->{$name});
   }
 
+  public function disconnect() {
+    if (is_callable([$this->_delegate, 'disconnect'])) {
+      return $this->_delegate->disconnect();
+    }
+    return TRUE;
+  }
+
 }