diff --git a/Dockerfile b/Dockerfile
index 1edd267..43942fd 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -27,6 +27,7 @@ ARG ARCH
 COPY --from=deploy-env /ulib/* /lib/
 COPY --from=deploy-env /bin/wget /bin/ 
 # copy backend
+RUN uname -m
 COPY antos/backend/$ARCH/ /
 RUN rm /etc/systemd -rf
 # copy frontend