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-rw-r--r--modules/book/book.admin.inc2
1 files changed, 1 insertions, 1 deletions
diff --git a/modules/book/book.admin.inc b/modules/book/book.admin.inc
index be8fe7b4a..088c2d68a 100644
--- a/modules/book/book.admin.inc
+++ b/modules/book/book.admin.inc
@@ -70,7 +70,7 @@ function book_admin_settings_validate($form, &$form_state) {
* @ingroup forms.
*/
function book_admin_edit($form_state, $node) {
- drupal_set_title($node->title);
+ drupal_set_title(check_plain($node->title));
$form = array();
$form['#node'] = $node;
_book_admin_table($node, $form);