diff --git a/PVE/OpenVZMigrate.pm b/PVE/OpenVZMigrate.pm
index e0a24cff7..f0e908ad3 100644
--- a/PVE/OpenVZMigrate.pm
+++ b/PVE/OpenVZMigrate.pm
@@ -189,6 +189,7 @@ sub phase1 {
 	$cmd = [ 'vzctl', '--skiplock', 'chkpnt', $vmid, '--kill' ];
 	$self->cmd_quiet($cmd, errmsg => "Failed to kill container");
 	$cmd = [ 'vzctl', '--skiplock', 'umount', $vmid ];
+	sleep(1); # hack: wait - else there are open files 
 	$self->cmd_quiet($cmd, errmsg => "Failed to umount container");
     }
 
diff --git a/debian/changelog.Debian b/debian/changelog.Debian
index 2600a2dda..ea5a82b1d 100644
--- a/debian/changelog.Debian
+++ b/debian/changelog.Debian
@@ -1,3 +1,9 @@
+pve-manager (2.0-23) unstable; urgency=low
+
+  * fix openvz live migration
+
+ -- Proxmox Support Team <support@proxmox.com>  Mon, 13 Feb 2012 09:28:25 +0100
+
 pve-manager (2.0-22) unstable; urgency=low
 
   * fix lint errors
diff --git a/defines.mk b/defines.mk
index 951d2df61..2c899ddb4 100644
--- a/defines.mk
+++ b/defines.mk
@@ -2,7 +2,7 @@ RELEASE=2.0
 
 VERSION=2.0
 PACKAGE=pve-manager
-PACKAGERELEASE=22
+PACKAGERELEASE=23
 
 BINDIR=${DESTDIR}/usr/bin
 PERLLIBDIR=${DESTDIR}/usr/share/perl5