diff --git a/package-script/script-packager.sh b/package-script/script-packager.sh
index b4f4a0e..7c3ae70 100755
--- a/package-script/script-packager.sh
+++ b/package-script/script-packager.sh
@@ -366,6 +366,6 @@ cd "$dstdir"
 echo "<=====done."
 echo "=====>Creating deb package..."
 mv debian DEBIAN
-dpkg-deb -b ./ ../package_save/uos
+dpkg-deb -Z xz -b  ./ ../package_save/uos
 echo "<=====done."
 exit 0