diff --git a/scripts/build.cmd b/scripts/build.cmd
index 85dd9531..a543ea80 100644
--- a/scripts/build.cmd
+++ b/scripts/build.cmd
@@ -21,34 +21,34 @@ go build -ldflags "-s -w" -trimpath && 7z a -mx9 -sdel %FILENAME% go2rtc.exe
 @SET GOOS=linux
 @SET GOARCH=amd64
 @SET FILENAME=go2rtc_linux_amd64
-go build -ldflags "-s -w" -trimpath -o %FILENAME% && upx %FILENAME%
+go build -ldflags "-s -w" -trimpath -o %FILENAME% && upx --best --lzma %FILENAME%
 
 @SET GOOS=linux
 @SET GOARCH=386
 @SET FILENAME=go2rtc_linux_i386
-go build -ldflags "-s -w" -trimpath -o %FILENAME% && upx %FILENAME%
+go build -ldflags "-s -w" -trimpath -o %FILENAME% && upx --best --lzma %FILENAME%
 
 @SET GOOS=linux
 @SET GOARCH=arm64
 @SET FILENAME=go2rtc_linux_arm64
-go build -ldflags "-s -w" -trimpath -o %FILENAME% && upx %FILENAME%
+go build -ldflags "-s -w" -trimpath -o %FILENAME% && upx --best --lzma %FILENAME%
 
 @SET GOOS=linux
 @SET GOARCH=arm
 @SET GOARM=7
 @SET FILENAME=go2rtc_linux_arm
-go build -ldflags "-s -w" -trimpath -o %FILENAME% && upx %FILENAME%
+go build -ldflags "-s -w" -trimpath -o %FILENAME% && upx --best --lzma %FILENAME%
 
 @SET GOOS=linux
 @SET GOARCH=arm
 @SET GOARM=6
 @SET FILENAME=go2rtc_linux_armv6
-go build -ldflags "-s -w" -trimpath -o %FILENAME% && upx %FILENAME%
+go build -ldflags "-s -w" -trimpath -o %FILENAME% && upx --best --lzma %FILENAME%
 
 @SET GOOS=linux
 @SET GOARCH=mipsle
 @SET FILENAME=go2rtc_linux_mipsel
-go build -ldflags "-s -w" -trimpath -o %FILENAME% && upx %FILENAME%
+go build -ldflags "-s -w" -trimpath -o %FILENAME% && upx --best --lzma %FILENAME%
 
 @SET GOTOOLCHAIN=go1.20.14
 @SET GOOS=darwin