diff --git a/mod/feedback/lib.php b/mod/feedback/lib.php
index 2e95a1017a8..3c9809b9f08 100644
--- a/mod/feedback/lib.php
+++ b/mod/feedback/lib.php
@@ -557,15 +557,6 @@ function feedback_cron () {
     return true;
 }
 
-/**
- * @todo: deprecated - to be deleted in 2.2
- * @return bool false
- */
-function feedback_get_participants($feedbackid) {
-    return false;
-}
-
-
 /**
  * @return bool false
  */