diff --git a/src/calibre/library/server/browse.py b/src/calibre/library/server/browse.py
index 5991522cd6..1a8aa24765 100644
--- a/src/calibre/library/server/browse.py
+++ b/src/calibre/library/server/browse.py
@@ -941,7 +941,7 @@ class BrowseServer(object):
             raise cherrypy.HTTPError(404, 'This library has no books')
         ans = self.browse_render_details(book_id, add_random_button=True, add_title=True)
         return self.browse_template('').format(
-                title=self.db.title(book_id, index_is_id=True), script='book();', main=ans)
+                title=prepare_string_for_xml(self.db.title(book_id, index_is_id=True)), script='book();', main=ans)
 
     @Endpoint()
     def browse_book(self, id=None, category_sort=None):
@@ -952,7 +952,7 @@ class BrowseServer(object):
 
         ans = self.browse_render_details(id_, add_title=True)
         return self.browse_template('').format(
-                title=self.db.title(id_, index_is_id=True), script='book();', main=ans)
+                title=prepare_string_for_xml(self.db.title(id_, index_is_id=True)), script='book();', main=ans)
 
     # }}}