diff --git a/Dockerfile b/Dockerfile
index 07bb5b9..be01726 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,5 @@
 # Example Dockerfile for amd64
-ARG BASE_IMAGE=alpine:latest
-
+ARG BASE_IMAGE
 FROM ${BASE_IMAGE}
 
 ARG MAINTAINER