diff --git a/Dockerfile b/Dockerfile
index 367afe94..aa52b13d 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:1.21-bookworm AS build
 ARG VERSION=dev
 ENV GOPATH /go
diff --git a/Dockerfile.debug b/Dockerfile.debug
index 8f49d2bc..7a603b05 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:1.21-bookworm AS build
 ARG VERSION=dev
 ENV GOPATH /go
diff --git a/Dockerfile.tailscale-HEAD b/Dockerfile.tailscale-HEAD
index 2a3aac76..83ff9fe5 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 \