diff --git a/Dockerfile b/Dockerfile
index 439127c..cb39f31 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 FROM alpine:latest AS builder
 RUN apk add --no-cache bash coreutils fio findmnt grep ncurses ncurses-terminfo-base perl procps sed util-linux
 RUN mkdir -p /diskmark/usr/bin /diskmark/lib /diskmark/usr/lib /diskmark/etc /diskmark/disk && \
-    for bin in bash cat cut dd df grep ls mkdir rm sed awk basename dirname env expr fio findmnt free head lsblk numfmt perl printf ssl_client tail tput tr wc wget; do cp $(which $bin) /diskmark/usr/bin/; done && \
+    for bin in bash cat cut dd df grep ls mkdir rm sed awk basename dirname env expr fio findmnt free head lsblk numfmt perl printf rev ssl_client tail tput tr wc wget; do cp $(which $bin) /diskmark/usr/bin/; done && \
     cp /lib/ld-musl-*.so.1 /diskmark/lib/ && cp -a /lib/*.so* /diskmark/usr/lib/ 2>/dev/null || true && \
     cp -a /usr/lib/*.so* /diskmark/usr/lib/ 2>/dev/null || true && \
     cp /usr/lib/perl5/core_perl/CORE/libperl.so /diskmark/usr/lib/ && \