diff --git a/Dockerfile b/Dockerfile
index 303bb71..b160ba6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,3 @@
-# syntax=docker/dockerfile:1
 ARG REGISTRY=artifactapi.k8s.syd1.au.unkin.net/docker-internal
 # The container-base release this image is built on — the one place to bump it.
 ARG BASE_VERSION=0.1.0