diff --git a/api/actions/addaccount.php b/api/actions/addaccount.php
index 8ff0af2..df35073 100644
--- a/api/actions/addaccount.php
+++ b/api/actions/addaccount.php
@@ -6,7 +6,7 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
  */
 
-$username_max = 50;
+$username_max = 30;
 $password_min = 8;
 
 $username = strtolower($VARS["username"]);