diff --git a/install/newone.php b/install/newone.php
index 79b457ae..6dcfc8e8 100644
--- a/install/newone.php
+++ b/install/newone.php
@@ -1,4 +1,4 @@
-#!/usr/bin/php4 -q
+#!/usr/bin/php -q
 <?php
 /*
  $Id: newone.php,v 1.6 2006/02/17 15:15:54 olivier Exp $
diff --git a/install/reset_root.php b/install/reset_root.php
index 3ecb852b..396b6b11 100644
--- a/install/reset_root.php
+++ b/install/reset_root.php
@@ -1,4 +1,4 @@
-#!/usr/bin/php4 -q
+#!/usr/bin/php -q
 <?php
 /*
  $Id: reset_root.php,v 1.1 2005/01/19 05:37:18 anarcat Exp $
diff --git a/install/upgrade_check.sh b/install/upgrade_check.sh
index c9c20cdb..0e9cf5aa 100755
--- a/install/upgrade_check.sh
+++ b/install/upgrade_check.sh
@@ -49,7 +49,7 @@ do
 			< $file || true
 			;;
 		  php)
-		  	php4 -q $file || true
+		  	php -q $file || true
 			;;
 		  sh)
 		  	sh $file || true
diff --git a/install/upgrades/0.9.1_migrationldap.php b/install/upgrades/0.9.1_migrationldap.php
index ec34995b..14ada52e 100644
--- a/install/upgrades/0.9.1_migrationldap.php
+++ b/install/upgrades/0.9.1_migrationldap.php
@@ -1,4 +1,4 @@
-#!/usr/bin/php4 -q
+#!/usr/bin/php -q
 <?php
 
 // Script de migration des données LDAP vers les bases MYSQL de mx/imap
@@ -74,4 +74,4 @@ mysql_close();
 ldap_close($ds);
 
 
-?>
\ No newline at end of file
+?>
diff --git a/install/upgrades/0.9.2.php b/install/upgrades/0.9.2.php
index 29826e98..c466a2e3 100644
--- a/install/upgrades/0.9.2.php
+++ b/install/upgrades/0.9.2.php
@@ -1,4 +1,4 @@
-#!/usr/bin/php4 -q
+#!/usr/bin/php -q
 <?php
 
 // Set the available memory to a large enough variable to be able to handle quite busy servers :) 
diff --git a/quota_delete b/quota_delete
index 3812049f..96391d72 100644
--- a/quota_delete
+++ b/quota_delete
@@ -1,4 +1,4 @@
-#!/usr/bin/php4 -q
+#!/usr/bin/php -q
 <?php
 
 /*
@@ -43,4 +43,4 @@ if (mysql_errno()) {
 
 return 0;
 
-?>
\ No newline at end of file
+?>
diff --git a/quota_init b/quota_init
index e81c79d0..a4fd9d98 100644
--- a/quota_init
+++ b/quota_init
@@ -1,4 +1,4 @@
-#!/usr/bin/php4 -q
+#!/usr/bin/php -q
 <?php
 
 /*
@@ -59,4 +59,4 @@ while ($c=mysql_fetch_array($r)) {
 
 return 0;
 
-?>
\ No newline at end of file
+?>
diff --git a/src/quota_delete b/src/quota_delete
index 3812049f..96391d72 100644
--- a/src/quota_delete
+++ b/src/quota_delete
@@ -1,4 +1,4 @@
-#!/usr/bin/php4 -q
+#!/usr/bin/php -q
 <?php
 
 /*
@@ -43,4 +43,4 @@ if (mysql_errno()) {
 
 return 0;
 
-?>
\ No newline at end of file
+?>
diff --git a/src/quota_init b/src/quota_init
index e9810390..25b8de73 100644
--- a/src/quota_init
+++ b/src/quota_init
@@ -1,4 +1,4 @@
-#!/usr/bin/php4 -q
+#!/usr/bin/php -q
 <?php
 
 /*
@@ -59,4 +59,4 @@ while ($c=mysql_fetch_array($r)) {
 
 return 0;
 
-?>
\ No newline at end of file
+?>
diff --git a/src/rawstat.daily b/src/rawstat.daily
index c2f95bea..7727c59c 100644
--- a/src/rawstat.daily
+++ b/src/rawstat.daily
@@ -1,4 +1,4 @@
-#!/usr/bin/php4 -q
+#!/usr/bin/php -q
 <?php
 /*
  $Id: rawstat.daily,v 1.4 2005/05/11 15:39:34 arnaud-lb Exp $
diff --git a/src/slave_dns b/src/slave_dns
index 59af0929..3b7a1739 100644
--- a/src/slave_dns
+++ b/src/slave_dns
@@ -1,4 +1,4 @@
-#!/usr/bin/php4 -q
+#!/usr/bin/php -q
 <?php
 
 /*