diff --git a/program/actions/settings/index.php b/program/actions/settings/index.php
index fcb0df97fb..cd5f397668 100644
--- a/program/actions/settings/index.php
+++ b/program/actions/settings/index.php
@@ -1806,7 +1806,7 @@ public static function wash_html($html)
             'charset' => RCUBE_CHARSET,
             'html_elements' => ['body', 'link'],
             'ignore_elements' => ['body'],
-            'html_attribs' => ['rel', 'type'],
+            'html_attribs' => ['rel', 'type', 'target'],
             'add_comments' => false,
         ];
 
diff --git a/tests/Actions/Settings/IndexTest.php b/tests/Actions/Settings/IndexTest.php
index 5410bc5d4c..476ac4196e 100644
--- a/tests/Actions/Settings/IndexTest.php
+++ b/tests/Actions/Settings/IndexTest.php
@@ -111,5 +111,9 @@ public function test_wash_html()
         $result = \rcmail_action_settings_index::wash_html('<p>test</p>');
 
         $this->assertSame('<p>test</p>', $result);
+
+        $resultLink = \rcmail_action_settings_index::wash_html('<a href="https://roundcube.net" target="_blank">test</a>');
+
+        $this->assertSame('<a href="https://roundcube.net" target="_blank">test</a>', $resultLink);
     }
 }