diff --git a/Dockerfile b/Dockerfile
index a3efccf..621b09c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,20 +1,20 @@
 FROM debian:bookworm-slim
-
+ARG s6-version=3.2.1.0
 RUN apt-get update && apt-get upgrade -y && apt-get autoremove -y && apt-get -y install xz-utils wget && rm -rf /var/lib/apt/list/* 
 
-RUN wget -O /tmp/s6-overlay-noarch.tar.xz https://github.com/just-containers/s6-overlay/releases/download/v3.2.0.0/s6-overlay-noarch.tar.xz
+RUN wget -O /tmp/s6-overlay-noarch.tar.xz https://github.com/just-containers/s6-overlay/releases/download/v${s6-version}/s6-overlay-noarch.tar.xz
 RUN tar -C / -Jxpf /tmp/s6-overlay-noarch.tar.xz
 
-RUN if [ $(arch) = "i386" ] ; then wget -O /tmp/s6-overlay-i686.tar.xz https://github.com/just-containers/s6-overlay/releases/download/v3.2.0.0/s6-overlay-i686.tar.xz ; fi;
+RUN if [ $(arch) = "i386" ] ; then wget -O /tmp/s6-overlay-i686.tar.xz https://github.com/just-containers/s6-overlay/releases/download/v${s6-version}/s6-overlay-i686.tar.xz ; fi;
 RUN if [ $(arch) = "i386" ] ; then tar -C / -Jxpf /tmp/s6-overlay-i686.tar.xz ; fi;
 
-RUN if [ $(arch) = "x86_64" ] ; then wget -O /tmp/s6-overlay-x86_64.tar.xz https://github.com/just-containers/s6-overlay/releases/download/v3.2.0.0/s6-overlay-x86_64.tar.xz ; fi;
+RUN if [ $(arch) = "x86_64" ] ; then wget -O /tmp/s6-overlay-x86_64.tar.xz https://github.com/just-containers/s6-overlay/releases/download/v${s6-version}/s6-overlay-x86_64.tar.xz ; fi;
 RUN if [ $(arch) = "x86_64" ] ; then tar -C / -Jxpf /tmp/s6-overlay-x86_64.tar.xz ; fi;
 
-RUN if [ $(arch) = "arm64" ] ; then wget -O /tmp/s6-overlay-aarch64.tar.xz https://github.com/just-containers/s6-overlay/releases/download/v3.2.0.0/s6-overlay-aarch64.tar.xz ; fi;
+RUN if [ $(arch) = "arm64" ] ; then wget -O /tmp/s6-overlay-aarch64.tar.xz https://github.com/just-containers/s6-overlay/releases/download/v${s6-version}/s6-overlay-aarch64.tar.xz ; fi;
 RUN if [ $(arch) = "arm64" ] ; then tar -C / -Jxpf /tmp/s6-overlay-aarch64.tar.xz ; fi;
 
-RUN if [ $(arch) = "armv7l" ] ; then wget -O /tmp/s6-overlay-arm.tar.xz https://github.com/just-containers/s6-overlay/releases/download/v3.2.0.0/s6-overlay-arm.tar.xz ; fi;
+RUN if [ $(arch) = "armv7l" ] ; then wget -O /tmp/s6-overlay-arm.tar.xz https://github.com/just-containers/s6-overlay/releases/download/v${s6-version}/s6-overlay-arm.tar.xz ; fi;
 RUN if [ $(arch) = "armv7l" ] ; then tar -C / -Jxpf /tmp/s6-overlay-arm.tar.xz ; fi;
 
 RUN mkdir /app && rm -rf /tmp/*