diff --git a/Dockerfile b/Dockerfile
index a85c1220..a8fcf6b8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,7 @@
-# Builder image
+# This Dockerfile and the images produced are for testing headscale,
+# and are in no way endorsed by Headscale's maintainers as an
+# official nor supported release or distribution.
+
 FROM docker.io/golang:1.20-bullseye AS build
 ARG VERSION=dev
 ENV GOPATH /go
diff --git a/Dockerfile.debug b/Dockerfile.debug
index 3a751ecd..b29fa88b 100644
--- a/Dockerfile.debug
+++ b/Dockerfile.debug
@@ -1,4 +1,7 @@
-# Builder image
+# This Dockerfile and the images produced are for testing headscale,
+# and are in no way endorsed by Headscale's maintainers as an
+# official nor supported release or distribution.
+
 FROM docker.io/golang:1.20-bullseye AS build
 ARG VERSION=dev
 ENV GOPATH /go
diff --git a/Dockerfile.tailscale b/Dockerfile.tailscale
index fc02aeaa..796fbb92 100644
--- a/Dockerfile.tailscale
+++ b/Dockerfile.tailscale
@@ -1,3 +1,7 @@
+# This Dockerfile and the images produced are for testing headscale,
+# and are in no way endorsed by Headscale's maintainers as an
+# official nor supported release or distribution.
+
 FROM ubuntu:latest
 
 ARG TAILSCALE_VERSION=*
diff --git a/Dockerfile.tailscale-HEAD b/Dockerfile.tailscale-HEAD
index c9a04189..8d95d062 100644
--- a/Dockerfile.tailscale-HEAD
+++ b/Dockerfile.tailscale-HEAD
@@ -1,3 +1,7 @@
+# This Dockerfile and the images produced are for testing headscale,
+# and are in no way endorsed by Headscale's maintainers as an
+# official nor supported release or distribution.
+
 FROM golang:latest
 
 RUN apt-get update \