diff --git a/lib/setup.php b/lib/setup.php
index 5fd1c13c0a1..cc3d2954271 100644
--- a/lib/setup.php
+++ b/lib/setup.php
@@ -191,7 +191,7 @@ if (empty($CFG->filepermissions)) {
 umask(0000);
 
 // exact version of currently used yui2 and 3 library
-$CFG->yui2version = '2.8.1';
+$CFG->yui2version = '2.8.2';
 $CFG->yui3version = '3.2.0';