diff --git a/install/dist/lib/centos_base.lib.php b/install/dist/lib/centos_base.lib.php
index 74ff8be41b78d806bbac97c856842d428bfc2a8b..d6deb7e27a8b8c6515d343fa1ba3e53a7ebc3000 100644
--- a/install/dist/lib/centos_base.lib.php
+++ b/install/dist/lib/centos_base.lib.php
@@ -33,7 +33,7 @@ class installer_centos extends installer_dist {
 	protected $clamav_socket = '/tmp/clamd.socket';
 	
 	public function configure_amavis() {
-		global $conf;
+		global $conf, $dist;
 
 		// amavisd user config file
 		$configfile = 'fedora_amavisd_conf';
@@ -50,6 +50,12 @@ class installer_centos extends installer_dist {
 		$content = str_replace('/var/spool/amavisd/clamd.sock', $this->clamav_socket, $content);
 		wf($conf["amavis"]["config_dir"].'/amavisd.conf', $content);
 		chmod($conf['amavis']['config_dir'].'/amavisd.conf', 0640);
+		
+		// for CentOS 7.2 only
+		if($dist['confid'] == 'centos72') {
+			chmod($conf['amavis']['config_dir'].'/amavisd.conf', 0750);
+			chgrp($conf['amavis']['config_dir'].'/amavisd.conf', 'amavis');
+		}
 
 
 		// Adding the amavisd commands to the postfix configuration
diff --git a/install/dist/lib/fedora.lib.php b/install/dist/lib/fedora.lib.php
index f7e7fa331d0c3fc084b03dd72a4f300d817da95d..4b6dcd38f250dbb6bab08b67b55e635198080eb1 100644
--- a/install/dist/lib/fedora.lib.php
+++ b/install/dist/lib/fedora.lib.php
@@ -480,7 +480,7 @@ class installer_dist extends installer_base {
 	}
 
 	public function configure_amavis() {
-		global $conf;
+		global $conf, $dist;
 
 		// amavisd user config file
 		$configfile = 'fedora_amavisd_conf';
@@ -497,8 +497,7 @@ class installer_dist extends installer_base {
 		chmod($conf['amavis']['config_dir'].'/amavisd.conf', 0640);
 		
 		// for CentOS 7.2 only
-		$distname = get_distname();
-		if($distname['confid'] == 'centos72') {
+		if($dist['confid'] == 'centos72') {
 			chmod($conf['amavis']['config_dir'].'/amavisd.conf', 0750);
 			chgrp($conf['amavis']['config_dir'].'/amavisd.conf', 'amavis');
 		}