diff --git a/Dockerfile b/Dockerfile
index a01d95e..10eadce 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-# syntax=docker/dockerfile:1
+# syntax=docker.io/docker/dockerfile:1
 
 FROM docker.io/python:3.13-slim-bookworm AS python-base-stage