diff --git a/verdafile.mjs b/verdafile.mjs
index d85597de..0bf8d035 100644
--- a/verdafile.mjs
+++ b/verdafile.mjs
@@ -165,7 +165,7 @@ const StandaloneTtfArchive = file.make(
 
 function SevenZipCompress(format, dir, target, ...inputs) {
 	const formatArgs =
-		format === "7z" ? [`-t7z`, `-m0=LZMA2:a=0:d=256m:fb=256`] : [`-tzip`, `-mx=9`];
+		format === "7z" ? [`-t7z`, `-m0=LZMA2:a=1:mf=bt4:d=256m:fb=256`] : [`-tzip`, `-mx=9`];
 	return cd(dir).run([SEVEN_ZIP, `a`], formatArgs, [path.relative(dir, target), ...inputs]);
 }