diff --git a/Dockerfile b/Dockerfile
index 11ee743..165a3cc 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,6 @@
 
-FROM kerberos/base:70ec57e AS build-machinery
+ARG BASE_IMAGE_VERSION=70ec57e
+FROM kerberos/base:${BASE_IMAGE_VERSION} AS build-machinery
 LABEL AUTHOR=Kerberos.io
 
 ENV GOROOT=/usr/local/go