Index: /trunk/src/VBox/Additions/WINNT/Installer/VBoxGuestAdditionsW2KXP.nsh
===================================================================
--- /trunk/src/VBox/Additions/WINNT/Installer/VBoxGuestAdditionsW2KXP.nsh	(revision 35005)
+++ /trunk/src/VBox/Additions/WINNT/Installer/VBoxGuestAdditionsW2KXP.nsh	(revision 35006)
@@ -384,13 +384,15 @@
     WriteRegStr   HKLM "SOFTWARE\Microsoft\Windows NT\CurrentVersion\OpenGLDrivers\VBoxOGL" "Dll" "VBoxOGL.dll"
 !if $%BUILD_TARGET_ARCH% == "amd64"
+    SetRegView 32
     ; Write additional keys required for Windows XP, Vista and 7 64-bit (but for 32-bit stuff)
     ${If} $g_strWinVersion   == '7'
     ${OrIf} $g_strWinVersion == 'Vista'
     ${OrIf} $g_strWinVersion == '2003' ; Windows XP 64-bit is a renamed Windows 2003 really
-      WriteRegDWORD HKLM "SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\OpenGLDrivers\VBoxOGL" "Version" 2
-      WriteRegDWORD HKLM "SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\OpenGLDrivers\VBoxOGL" "DriverVersion" 1
-      WriteRegDWORD HKLM "SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\OpenGLDrivers\VBoxOGL" "Flags" 1
-      WriteRegStr   HKLM "SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\OpenGLDrivers\VBoxOGL" "Dll" "VBoxOGL.dll"
+      WriteRegDWORD HKLM "SOFTWARE\Microsoft\Windows NT\CurrentVersion\OpenGLDrivers\VBoxOGL" "Version" 2
+      WriteRegDWORD HKLM "SOFTWARE\Microsoft\Windows NT\CurrentVersion\OpenGLDrivers\VBoxOGL" "DriverVersion" 1
+      WriteRegDWORD HKLM "SOFTWARE\Microsoft\Windows NT\CurrentVersion\OpenGLDrivers\VBoxOGL" "Flags" 1
+      WriteRegStr   HKLM "SOFTWARE\Microsoft\Windows NT\CurrentVersion\OpenGLDrivers\VBoxOGL" "Dll" "VBoxOGL.dll"
     ${EndIf}
+    SetRegView 64
 !endif
   ${Endif}