diff --git a/blocks/rss_client/block_rss_client_action.php b/blocks/rss_client/block_rss_client_action.php
index 5a4751a721a..049722c0061 100644
--- a/blocks/rss_client/block_rss_client_action.php
+++ b/blocks/rss_client/block_rss_client_action.php
@@ -47,7 +47,7 @@ $act            = optional_param('act', NULL, PARAM_ALPHA);
 $rssid          = optional_param('rssid', NULL, PARAM_INT);
 $id             = optional_param('id', SITEID, PARAM_INT);
 //$url            = clean_param($url, PARAM_URL);
-$preferredtitle = optional_param('preferredtitle', '', PARAM_ALPHA);
+$preferredtitle = optional_param('preferredtitle', '', PARAM_TEXT);
 $shared         = optional_param('shared', 0, PARAM_INT);