diff --git a/lib/user/backend.php b/lib/user/backend.php
index 34de1e506985dd05f0675114206feec0753ffb9b..60b3cc6c5e4cde4ff79e44b092b6d66d2d932c32 100644
--- a/lib/user/backend.php
+++ b/lib/user/backend.php
@@ -36,7 +36,7 @@ define('OC_USER_BACKEND_SET_PASSWORD',      0x000010);
 define('OC_USER_BACKEND_CHECK_PASSWORD',    0x000100);
 define('OC_USER_BACKEND_GET_HOME',			0x001000);
 define('OC_USER_BACKEND_GET_DISPLAYNAME',	0x010000);
-define('OC_USER_BACKEND_SET_DISPLAYNAME',	0x010000);
+define('OC_USER_BACKEND_SET_DISPLAYNAME',	0x100000);
 
 
 /**