diff --git a/stuff/admin/user.php b/stuff/admin/user.php
index 62c1c9b5..30919d14 100644
--- a/stuff/admin/user.php
+++ b/stuff/admin/user.php
@@ -82,7 +82,7 @@ $active = ($ui->active('active', 'post')) ? $ui->active('active', 'post') : 'Y';
 $useractive = ($ui->active('useractive', 'post')) ? $ui->active('useractive', 'post') : 'Y';
 $accountType = ($ui->smallletters('accounttype', 1, 'post')) ? $ui->smallletters('accounttype', 1, 'post') : '';
 $password = ($ui->password('password', 255, 'post')) ? $ui->password('password', 255, 'post') : passwordgenerate(10);
-$birthday = date('Y-m-d', strtotime($ui->isDate('birthday', 'post')));
+$birthday = ($ui->isDate('birthday', 'post')) ? date('Y-m-d', strtotime($ui->isDate('birthday', 'post'))) : date('Y-m-d', strtotime("now"));
 $maxuser = ($ui->id('maxuser', 10, 'post')) ? $ui->id('maxuser', 10, 'post') : 0;
 $maxgserver = ($ui->id('maxgserver', 10, 'post')) ? $ui->id('maxgserver', 10, 'post') : 0;
 $maxvoserver = ($ui->id('maxvoserver', 10, 'post')) ? $ui->id('maxvoserver', 10, 'post') : 0;
diff --git a/stuff/data/table_userdata.php b/stuff/data/table_userdata.php
index 0f975c32..775f69c9 100644
--- a/stuff/data/table_userdata.php
+++ b/stuff/data/table_userdata.php
@@ -49,7 +49,7 @@ $defined['userdata'] = array(
     'token' => array("Type"=>"varchar(32)","Null"=>"YES","Key"=>"","Default"=>"","Extra"=>""),
     'name' => array("Type"=>"varchar(255)","Null"=>"YES","Key"=>"","Default"=>"","Extra"=>""),
     'vname' => array("Type"=>"varchar(255)","Null"=>"YES","Key"=>"","Default"=>"","Extra"=>""),
-    'birthday' => array("Type"=>"timestamp","Null"=>"YES","Key"=>"","Default"=>"","Extra"=>""),
+    'birthday' => array("Type"=>"date","Null"=>"YES","Key"=>"","Default"=>"2000-01-01","Extra"=>""),
     'mail' => array("Type"=>"varchar(50)","Null"=>"NO","Key"=>"","Default"=>"","Extra"=>""),
     'phone' => array("Type"=>"varchar(50)","Null"=>"YES","Key"=>"","Default"=>"","Extra"=>""),
     'fax' => array("Type"=>"varchar(50)","Null"=>"YES","Key"=>"","Default"=>"","Extra"=>""),