diff --git a/Makefile b/Makefile
index bf3943c..0faa006 100644
--- a/Makefile
+++ b/Makefile
@@ -4,7 +4,7 @@ KMOD= erofs
 .error erofs supports only MACHINE_ARCH=amd64
 .endif
 
-WITH_ZSTDIO?= 0
+WITH_ZSTDIO?= 1
 .if empty(WITH_ZSTDIO:M0) && empty(WITH_ZSTDIO:M1)
 .error WITH_ZSTDIO must be 0 or 1
 .endif