diff --git a/CLIENT_DATA/setup64.ins b/CLIENT_DATA/setup64.ins
index 275b8f8..e55fef5 100644
--- a/CLIENT_DATA/setup64.ins
+++ b/CLIENT_DATA/setup64.ins
@@ -90,8 +90,8 @@ msiexec /i "$RealInstallMsi$" /l* "$LogDir$\$ProductId$.install_log.txt" /qb ALL
 copy "$IniCfgFile$" "$InstallDir$"
 copy "%ScriptPath%\*.cfg" "$InstallDir$"
 copy "%ScriptPath%\local-settings.js" "$InstallDir$\defaults\pref"
-copy -s "%ScriptPath%\X86\Addons\bundles\*.*" "$InstallDir$\distribution\bundles"
-copy -s "%ScriptPath%\X86\Addons\extensions\*.*" "$InstallDir$\extensions"
+copy -s "%ScriptPath%\X86_64\Addons\bundles\*.*" "$InstallDir$\distribution\bundles"
+copy -s "%ScriptPath%\X86_64\Addons\extensions\*.*" "$InstallDir$\extensions"
 
 ; Example of recursively copying some files into the installation directory:
 ;