diff --git a/Dockerfile b/Dockerfile
index c0e3a0b..c0cd1d2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,7 +2,7 @@ FROM git.hydrar.de/navos/navos:latest as builder
 ARG TARGETARCH
 # Download rootfs
 RUN pacman -Syu --noconfirm && pacman -S --noconfirm wget
-RUN mkdir /os && wget -O - "https://navos.hydrar.de/rootfs/${TARGETARCH}/rootfs.tar.xz" | tar --numeric-owner --xattrs --acls -xf - -C /os
+RUN mkdir /os && wget -O - "https://navos.hydrar.de/rootfs/${TARGETARCH}/rootfs.tar.xz" | tar --numeric-owner --xattrs --acls -xJf - -C /os
 
 # Copy
 FROM scratch