diff --git a/blocks/rss_client/viewfeed.php b/blocks/rss_client/viewfeed.php
index f3f5c1f1bc7..ef8da2944bc 100644
--- a/blocks/rss_client/viewfeed.php
+++ b/blocks/rss_client/viewfeed.php
@@ -28,7 +28,7 @@ require_once($CFG->libdir .'/simplepie/moodle_simplepie.php');
 
 require_login();
 if (isguestuser()) {
-    echo_error('guestsarenotallowed');
+    print_error('guestsarenotallowed');
 }
 
 $returnurl = optional_param('returnurl', '', PARAM_LOCALURL);