diff --git a/packages/win_installer/portable/create-portable.ps1 b/packages/win_installer/portable/create-portable.ps1
index e14c6fd73..66ca777b2 100644
--- a/packages/win_installer/portable/create-portable.ps1
+++ b/packages/win_installer/portable/create-portable.ps1
@@ -58,7 +58,7 @@ Copy-New-Item $InstallerDepsDir\AvisynthPlus64\x86-64\AviSynth.dll  $PortableOut
 Copy-New-Item $InstallerDepsDir\AvisynthPlus64\x86-64\plugins\DirectShowSource.dll  $PortableOutputDir
 Write-Output 'Copying - codecs\VapourSynth'
 Copy-New-Item $InstallerDepsDir\L-SMASH-Works\libvslsmashsource.dll  $PortableOutputDir\vapoursynth
-Copy-New-Item $InstallerDepsDir\bestaudiosource\win64\BestAudioSource.dll  $PortableOutputDir\vapoursynth
+Copy-New-Item $InstallerDepsDir\BestSource\BestSource.dll  $PortableOutputDir\vapoursynth
 Copy-New-Item $InstallerDepsDir\SCXVid\libscxvid.dll  $PortableOutputDir\vapoursynth
 Copy-New-Item $InstallerDepsDir\WWXD\libwwxd64.dll  $PortableOutputDir\vapoursynth
 Write-Output 'Copying - codecs\VSFilter'