diff --git a/openerp-server-installer.nsi b/openerp-server-installer.nsi
index 9977f0e0312..3ca706c3304 100644
--- a/openerp-server-installer.nsi
+++ b/openerp-server-installer.nsi
@@ -1,7 +1,31 @@
-; NSIS Modern User Interface
-; Start Menu Folder Selection Example Script
-; Written by Joost Verburg
-; Modified By Stephane Wirtel - Tiny SPRL
+##############################################################################
+#
+# Copyright (c) 2004-2008 Tiny SPRL (http://tiny.be) All Rights Reserved.
+#
+# WARNING: This program as such is intended to be used by professional
+# programmers who take the whole responsability of assessing all potential
+# consequences resulting from its eventual inadequacies and bugs
+# End users who are looking for a ready-to-use solution with commercial
+# garantees and support are strongly adviced to contract a Free Software
+# Service Company
+#
+# This program is Free Software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+###############################################################################
+!ifndef VERSION
+    !error "Do not forget to specify the version of OpenERP - /DVERSION=<VERSION>"
+!endif 
 
 ;--------------------------------
 ;Include Modern UI
@@ -12,8 +36,10 @@
 ;General
 
 ;Name and file
-Name "OpenERP Server"
-OutFile "openerp-server-setup.exe"
+Name "OpenERP Server ${VERSION}"
+OutFile "openerp-server-setup-${VERSION}.exe"
+SetCompressor lzma
+SetCompress auto
 
 ;Default installation folder
 InstallDir "$PROGRAMFILES\OpenERP Server"
@@ -21,7 +47,7 @@ InstallDir "$PROGRAMFILES\OpenERP Server"
 ;Get installation folder from registry if available
 InstallDirRegKey HKCU "Software\OpenERP Server" ""
 
-BrandingText "OpenERP Server v5.0-Alpha"
+BrandingText "OpenERP Server ${VERSION}"
 
 ;Vista redirects $SMPROGRAMS to all users without this
 RequestExecutionLevel admin
@@ -114,7 +140,7 @@ Section "OpenERP Server" SecOpenERPServer
     WriteRegStr HKCU "Software\OpenERP Server" "" $INSTDIR
 
     ;Create uninstaller
-    WriteRegStr HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\OpenERP Server" "DisplayName" "OpenERP Server 5.0"
+    WriteRegStr HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\OpenERP Server" "DisplayName" "OpenERP Server ${VERSION}"
     WriteRegStr HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\OpenERP Server" "UninstallString" "$INSTDIR\Uninstall.exe"
     WriteUninstaller "$INSTDIR\Uninstall.exe"