diff --git a/Release.ps1 b/Release.ps1
index 0aaefa6..768b257 100644
--- a/Release.ps1
+++ b/Release.ps1
@@ -48,15 +48,11 @@ if ($versionInfo.FilePrivatePart -eq 0)
 
     $targetDir = $desktopDir + "\mpv.net-portable-x64-$($versionInfo.FileVersion)"
     Copy-Item .\mpv.net\bin\x64 $targetDir -Recurse -Exclude System.Management.Automation.xml
-    & $7z a -t7z -mx9 "$targetDir.7z" -r "$targetDir\*"
-    if ($LastExitCode) { throw $LastExitCode }
     & $7z a -tzip -mx9 "$targetDir.zip" -r "$targetDir\*"
     if ($LastExitCode) { throw $LastExitCode }
 
     $targetDir = $desktopDir + "\mpv.net-portable-x86-$($versionInfo.FileVersion)"
     Copy-Item .\mpv.net\bin\x86 $targetDir -Recurse -Exclude System.Management.Automation.xml
-    & $7z a -t7z -mx9 "$targetDir.7z" -r "$targetDir\*"
-    if ($LastExitCode) { throw $LastExitCode }
     & $7z a -tzip -mx9 "$targetDir.zip" -r "$targetDir\*"
     if ($LastExitCode) { throw $LastExitCode }