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-rw-r--r--includes/form.inc2
1 files changed, 1 insertions, 1 deletions
diff --git a/includes/form.inc b/includes/form.inc
index daa7bd8ae..b9b2ebf3f 100644
--- a/includes/form.inc
+++ b/includes/form.inc
@@ -2497,7 +2497,7 @@ function form_clean_id($id = NULL, $flush = FALSE) {
* @endcode
* All the other values below are optional.
* batch_init() provides default values for the messages.
- * 'title': title for the progress page.
+ * 'title': title for the progress page. Only safe strings should be passed.
* Defaults to t('Processing').
* 'init_message': message displayed while the processing is initialized.
* Defaults to t('Initializing.').