diff --git c/includes/seckit.form.inc w/includes/seckit.form.inc
index 29ec17f..d5eb661 100644
--- c/includes/seckit.form.inc
+++ w/includes/seckit.form.inc
@@ -187,7 +187,7 @@ function seckit_admin_form() {
     '#attributes' => array('rows' => 1),
     '#default_value' => $options['seckit_xss']['csp']['frame-src'],
     '#title' => 'frame-src',
-    '#description' => t('Specify trustworthy sources for <iframe> and <frame> elements. This directive is deprecated and will be replaced by child-src. It is recommended to use the both the frame-src and child-src directives until all browsers you support recognize the child-src directive.'),
+    '#description' => t('Specify trustworthy sources for <iframe> and <frame> elements.'),
   );
   // CSP frame-ancestors directive.
   $form['seckit_xss']['csp']['frame-ancestors'] = array(