diff --git a/appveyor.yml b/appveyor.yml
index 05a8bcb..0c5bdbb 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -33,7 +33,7 @@ install:
   - cmd: xcopy .\deepfacelab .\DeepFaceLab%ARCH%\_internal\DeepFaceLab\ /Y /O /X /E /H /K
   - cmd: dir .\DeepFaceLab%ARCH%\_internal
   - cmd: dir .\DeepFaceLab%ARCH%\_internal\DeepFaceLab
-  - cmd: 7z a %ARCHIVE_NAME%.7z -r DeepFaceLab%ARCH%\
+  - cmd: 7z a %ARCHIVE_NAME%.7z -tzip -mx=1 -r DeepFaceLab%ARCH%\
 
 build: off