diff --git a/mail/setup/setup.inc.php b/mail/setup/setup.inc.php
index 9af550f1ae..9e04c73dbd 100644
--- a/mail/setup/setup.inc.php
+++ b/mail/setup/setup.inc.php
@@ -59,7 +59,10 @@ $setup_info['mail']['check_install'] = array(
 		'func' => 'pear_check',
 		'version' => '1.6.0',	// otherwise install of Mail_Mime fails!
 	),
-# get's provided by egw-pear temporarly
+	'Net_Sieve' => array(
+		'func' => 'pear_check',
+		'version' => '1.3.2',
+	),
 	'Mail_Mime' => array(
 		'func' => 'pear_check',
 		'version' => '1.4.1',
@@ -81,7 +84,4 @@ $setup_info['mail']['check_install'] = array(
 		'warning' => '<div class="setup_info">' . lang('mbstring.func_overload=0 is required for correct mail processing!') . "</div>",
 		'change' => 'mbstring.func_overload = 0',
 	),
-	'tnef' => array(
-		'func' => 'tnef_check',
-	),
 );