diff --git a/PVE/OpenVZ.pm b/PVE/OpenVZ.pm
index a16d4fc21..2b9297940 100644
--- a/PVE/OpenVZ.pm
+++ b/PVE/OpenVZ.pm
@@ -6,7 +6,7 @@ use File::stat qw();
 use POSIX qw (LONG_MAX);
 use IO::Dir;
 use IO::File;
-use PVE::Tools qw(extract_param);
+use PVE::Tools qw(extract_param $IPV6RE $IPV4RE);
 use PVE::ProcFSTools;
 use PVE::Cluster qw(cfs_register_file cfs_read_file);
 use PVE::SafeSyslog;
@@ -1064,7 +1064,7 @@ sub update_ovz_config {
 	}
 	my $newhash = {};
 	foreach my $ip (PVE::Tools::split_list($param->{'ip_address'})) {
-	    next if $ip !~ m|^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}(/\d+)?$|;
+	    next if $ip !~ m!^(?:$IPV6RE|$IPV4RE)(?:/\d+)?$!;
 	    $newhash->{$ip} = 1;
 	    if (!$iphash->{$ip}) {
 		push @$changes, '--ipadd', $ip;
diff --git a/debian/changelog.Debian b/debian/changelog.Debian
index 6b21205bb..b5eff107e 100644
--- a/debian/changelog.Debian
+++ b/debian/changelog.Debian
@@ -3,6 +3,8 @@ pve-manager (3.1-23) unstable; urgency=low
   * subscription updates: set UserAgent header on proxy connect request
   
   * correctly set content type for GUI index page
+  
+  * allow to add ipv6 address to OpenVZ containers
 
  -- Proxmox Support Team <support@proxmox.com>  Tue, 29 Oct 2013 10:20:02 +0100
 
diff --git a/www/manager/Utils.js b/www/manager/Utils.js
index 001f0afc4..e366d3925 100644
--- a/www/manager/Utils.js
+++ b/www/manager/Utils.js
@@ -25,14 +25,42 @@ Ext.Ajax.on('beforerequest', function(conn, options) {
     }
 });
 
+var IPV4_OCTET = "(?:25[0-5]|(?:[1-9]|1[0-9]|2[0-4])?[0-9])";
+var IPV4_REGEXP = "(?:(?:" + IPV4_OCTET + "\\.){3}" + IPV4_OCTET + ")";
+var IPV6_H16 = "(?:[0-9a-fA-F]{1,4})";
+var IPV6_LS32 = "(?:(?:" + IPV6_H16 + ":" + IPV6_H16 + ")|" + IPV4_REGEXP + ")";
+
+
+var IP4_match = new RegExp("^(" + IPV4_REGEXP + ")$");
+
+var IPV6_REGEXP = "(?:" +
+    "(?:(?:"                                                  + "(?:" + IPV6_H16 + ":){6})" + IPV6_LS32 + ")|" +
+    "(?:(?:"                                         +   "::" + "(?:" + IPV6_H16 + ":){5})" + IPV6_LS32 + ")|" +
+    "(?:(?:(?:"                           + IPV6_H16 + ")?::" + "(?:" + IPV6_H16 + ":){4})" + IPV6_LS32 + ")|" +
+    "(?:(?:(?:(?:" + IPV6_H16 + ":){0,1}" + IPV6_H16 + ")?::" + "(?:" + IPV6_H16 + ":){3})" + IPV6_LS32 + ")|" +
+    "(?:(?:(?:(?:" + IPV6_H16 + ":){0,2}" + IPV6_H16 + ")?::" + "(?:" + IPV6_H16 + ":){2})" + IPV6_LS32 + ")|" +
+    "(?:(?:(?:(?:" + IPV6_H16 + ":){0,3}" + IPV6_H16 + ")?::" + "(?:" + IPV6_H16 + ":){1})" + IPV6_LS32 + ")|" +
+    "(?:(?:(?:(?:" + IPV6_H16 + ":){0,4}" + IPV6_H16 + ")?::" +                         ")" + IPV6_LS32 + ")|" +
+    "(?:(?:(?:(?:" + IPV6_H16 + ":){0,5}" + IPV6_H16 + ")?::" +                         ")" + IPV6_H16  + ")|" +
+    "(?:(?:(?:(?:" + IPV6_H16 + ":){0,7}" + IPV6_H16 + ")?::" +                         ")"             + ")"  +
+    ")";
+
+var IP64_match = new RegExp("^(?:" + IPV6_REGEXP + ")$");
+
 // custom Vtypes
 Ext.apply(Ext.form.field.VTypes, {
     IPAddress:  function(v) {
-        return (/^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/).test(v);
+	return IP64_match.test(v);
     },
     IPAddressText:  gettext('Example') + ': 192.168.1.1',
     IPAddressMask: /[\d\.]/i,
 
+    IP64Address:  function(v) {
+        return IP64_match.test(v);
+    },
+    IP64AddressText:  gettext('Example') + ': 192.168.1.1 2001:DB8::42',
+    IP64AddressMask: /[A-Fa-f0-9\.:]/,
+
     MacAddress: function(v) {
 	return (/^([a-fA-F0-9]{2}:){5}[a-fA-F0-9]{2}$/).test(v);
     },
diff --git a/www/manager/openvz/Network.js b/www/manager/openvz/Network.js
index 6d03d017c..a7a72b6f3 100644
--- a/www/manager/openvz/Network.js
+++ b/www/manager/openvz/Network.js
@@ -140,7 +140,7 @@ Ext.define('PVE.OpenVZ.IPAdd', {
 		xtype: 'textfield',
 		name: 'ipaddress',
 		fieldLabel: gettext('IP address'),
-		vtype: 'IPAddress',
+		vtype: 'IP64Address',
 		allowBlank: false
 	    }
 	});