diff --git a/forms/HtmlEditorField.php b/forms/HtmlEditorField.php
index f7fd9434a..43bb128dc 100644
--- a/forms/HtmlEditorField.php
+++ b/forms/HtmlEditorField.php
@@ -412,7 +412,7 @@ class HtmlEditorField_Toolbar extends RequestHandler {
 				'<h4>' . sprintf($numericLabelTmpl, '1', _t('HtmlEditorField.ADDURL', 'Add URL')) . '</h4>'),
 			$remoteURL = new TextField('RemoteURL', 'http://'),
 			new LiteralField('addURLImage',
-				'<button class="action ui-action-constructive ui-button field add-url" data-icon="addMedia"></button>')
+				'<button class="action ui-action-constructive ui-button field add-url" data-icon="addMedia">'._t('HtmlEditorField.BUTTONADDURL', 'Add url').'</button>')
 		);
 
 		$remoteURL->addExtraClass('remoteurl');