diff --git a/lib/moodlelib.php b/lib/moodlelib.php
index 5856d4bac4d..9c73e183faf 100644
--- a/lib/moodlelib.php
+++ b/lib/moodlelib.php
@@ -484,8 +484,6 @@ function create_user_record($username, $password) {
 /// Creates a bare-bones user record 
     global $REMOTE_ADDR, $CFG;
     
-    $username = strtolower($username);
-    
     if (function_exists(auth_get_userinfo)) {
         if ($newinfo = auth_get_userinfo($username)) {
             foreach ($newinfo as $key => $value){
diff --git a/user/edit.php b/user/edit.php
index 4f42084c2b5..4eb3c328a6c 100644
--- a/user/edit.php
+++ b/user/edit.php
@@ -43,7 +43,6 @@
 /// If data submitted, then process and store.
 
 	if ($usernew = data_submitted()) {
-        $usernew->username = strtolower($usernew->username);
         $usernew->firstname = strip_tags($usernew->firstname);
         $usernew->lastname  = strip_tags($usernew->lastname);