diff --git a/typo3/sysext/install/Classes/Controller/InstallerController.php b/typo3/sysext/install/Classes/Controller/InstallerController.php
index 5ab73d3f97c12fa5a28c5c5725a94fc76001034c..271798abc70c65407d88ca715fa5fed998a6e0bf 100644
--- a/typo3/sysext/install/Classes/Controller/InstallerController.php
+++ b/typo3/sysext/install/Classes/Controller/InstallerController.php
@@ -711,8 +711,8 @@ class InstallerController
                         'is_siteroot' => 1,
                         'perms_userid' => 1,
                         'perms_groupid' => 1,
-                        'perms_user' => 32,
-                        'perms_group' => 32,
+                        'perms_user' => 31,
+                        'perms_group' => 31,
                         'perms_everybody' => 1
                     ]
                 );