diff --git a/osssendfile-rs/justfile b/osssendfile-rs/justfile
index fdca8b7..e33fb80 100644
--- a/osssendfile-rs/justfile
+++ b/osssendfile-rs/justfile
@@ -6,3 +6,5 @@ alias xbuild:=build-linux-x64-musl
 build-linux-x64-musl:
   cargo zigbuild --release --target x86_64-unknown-linux-musl
 
+build-linux-arm64-musl:
+  cargo zigbuild --release --target aarch64-unknown-linux-musl