Index: /trunk/src/VBox/Additions/WINNT/Installer/VBoxGuestAdditionsW2KXP.nsh
===================================================================
--- /trunk/src/VBox/Additions/WINNT/Installer/VBoxGuestAdditionsW2KXP.nsh	(revision 34994)
+++ /trunk/src/VBox/Additions/WINNT/Installer/VBoxGuestAdditionsW2KXP.nsh	(revision 34995)
@@ -388,4 +388,5 @@
     ${OrIf} $g_strWinVersion == 'Vista'
     ${OrIf} $g_strWinVersion == 'XP'
+    ${OrIf} $g_strWinVersion == '2003'
       WriteRegDWORD HKLM "SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\OpenGLDrivers\VBoxOGL" "Version" 2
       WriteRegDWORD HKLM "SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\OpenGLDrivers\VBoxOGL" "DriverVersion" 1